国外420种吸声材料数据

xycad · 发表于 2008-3-27 12:37

亲，只有注册或登录才能下载更有用的哦

您需要登录才可以下载或查看，没有账号？注册

×

Absorption Coefficients of Common Building Materials

MFG Description Thickness Mounting  Unit Size 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz
Alpro Flat Baf Perforated steel panel, 1.5 pcf. fiberglass backing 2" thick, covered by .75 mil PVC 2.00 A 24 x 108 0.44 0.62 0.94 0.99 0.79 0.59
Alpro Flat Baf Perforated steel panel, 1.5 pcf fiberglass backing, 2" thick 2.00 A 24 x 108 0.21 0.66 1.13 1.14 1.00 0.90
Alpro Flat Baf Perforated A1. panel, with corrugations .63" deep, 1.5 pcf 2" fiberglass backing 2.00 E-400 36 x 96 0.72 0.98 1.00 1.07 1.02 0.84
ASCPac Acustadek B Steel deck, perforated webs, absorptive backing 1.50 A 108 x 96 0.23 0.67 1.21 0.82 0.46 0.24
ASCPac Acustadek B Steel deck, total perforated absorptive backing 1.50 A 108 x 96 0.23 0.48 0.92 0.97 0.95 0.76
ASCPac Acustadek BF Steel deck, pan perforated absorptive backing 1.50 A 108 x 96 0.53 0.58 0.75 0.97 0.86 0.57
ASCPac Acustadek N Steel deck, perforated webs, absorptive backing 3.00 A 108 x 96 0.38 0.94 1.18 0.90 0.44 0.24
ASCPac Acustadek N Steel deck, total perforated absorptive backing 3.00 A 108 x 96 0.43 0.61 1.01 1.05 1.00 0.76
ASCPac Acustadek NF Steel deck, pan perforated absorptive backing 3.00 A 108 x 96 0.80 0.78 1.16 0.88 0.69 0.47
AWI Type 2906 Fiberglass panel with perforated vinyl film facing 0.63 E-400 24 x 48 0.68 0.68 0.67 0.84 0.86 0.71
AWI Type 2907 Vinyl-faced fiberglass with vinyl film facing 0.63 E-400 24 x 48 0.53 0.37 0.50 0.82 0.82 0.72
AWI Type 2921 Vinyl membrane facing over fiberglass lay-in panel 1.50 E-400 24 x 48 0.57 0.79 0.77 0.90 0.71 0.47
AWI Type 2925 Vinyl-film-faced, fiberglass lay-in panel 1.00 E-400 24 x 48 0.55 47.00 0.72 0.80 0.74 0.54
AWI Type 2942 Fiberglass lay-in panel with microperforated vinyl facing 1.50 E-400 24 x 48 0.62 0.83 0.90 1.10 1.06 0.94
AWI Type 2946 Microperforated vinyl film-faced fiberglass panel 1.00 E-400 24 x 48 0.77 0.89 0.75 1.01 1.04 0.93
AWI Type 3101 Cloth-faced, fiberglass lay-in panel, painted 0.75 E-400 24 x 48 0.71 0.87 0.62 0.86 0.96 1.07
AWI Type 3103 Woven glass fibers adhered to fiberglass board, painted 1.00 E-400 24 x 48 0.70 0.95 0.75 0.99 1.04 1.01
AWI Type 3105 Cloth-faced fiberglass lay-in panel, factory painted 1.50 E-400 24 x 48 0.74 0.97 0.85 1.03 1.05 1.00
AWI Type 3301 Cloth-faced, fiberglass lay-in panel, painted 0.75 E-400 24 x 48 0.48 0.35 0.71 0.96 1.05 1.04
AWI Type 537 Fissured mineral fiber, fire-resistive lay-in panel 0.63 E-400 24 x 48 0.35 0.34 0.48 0.69 0.88 0.92
AWI Type 584 Mineral fiber lay-in panel with factory-applied paint 0.75 E-400 24 x 48 0.29 0.33 0.53 0.73 0.86 0.92
AWI Type 602 Ceramic and mineral fiber, non-combustible, lay-in panel 0.63 E-400 24 x 48 0.23 0.24 0.50 0.77 0.91 0.86
AWI Type 704 Fissured mineral fiber, "Cortega" lay-in panel 0.63 E-400 24 x 48 0.35 0.27 0.47 0.65 0.74 0.82
AWI Type 737 Surface-textured, mineral, "Minatex" lay in panel 0.63 E-400 24 x 48 0.36 0.28 0.47 0.65 0.76 0.82
AWI Type 769 Fissured mineral fiber, "Cortega" lay in panel 0.63 E-400 24 x 48 0.31 0.32 0.51 0.72 0.74 0.77
AWI Type 775 Surfaced-textured, mineral, "Minatex" lay in panel 0.63 E-400 24 x 48 0.30 0.28 0.43 0.64 0.76 0.68
AWi Type 821 Mineral fiber, lay-in, with polymeric membrane 0.63 E-400 24 x 48 0.29 0.54 0.30 0.79 0.78 0.60
AWI Type 823 Fissured mineral fiber, fire-resistive lay-in panel 0.63 E-400 24 x 48 0.33 0.36 0.50 0.78 0.84 0.84
AWI Type 863 Vinyl-faced aluminum surface mineral fiber, lay-in panel 0.63 E-400 24 x 48 0.35 0.36 0.55 0.90 0.74 0.46
BHS Limpet Spray-on mineral-fiber material 2.50 A NONE 0.05 0.30 0.75 1.00 1.07 1.05
BHS Pyrok Spray-on, medium structure material 2.00 A NONE 0.06 0.14 0.30 0.59 0.92 0.56
BradIns Glasswool building blanket       (50) A 120cm x 15m 0.68 0.75 1.05 1.04 1.05 1.11
BradIns Glasswool building blanket with perforated foil facing       (50) A 120cm x 15m 0.55 0.69 1.07 1.07 0.99 1.00
BradIns Glasswool building blanket with perforated foil facing       (50) A 120cm x 15m 0.56 1.03 0.93 0.41 0.21 0.14
BradIns Glasswool building blanket with perforated foil facing       (75) A 120cm x 15m 0.47 0.87 1.09 1.03 0.97 0.86
BradIns Glasswool building blanket with perforated foil facing       (100) A 120cm x 15m 0.75 0.93 1.14 1.04 1.03 0.97
BradIns Suspended rockwool panels enclosed in polypropylene film       (50) hung 50cm x 120cm 0.18 0.44 0.83 1.25 1.14 0.96
BradIns  Glasswool building blanket with perforated foil facing       (75) A 120cm x 15m 0.47 0.96 1.11 1.05 1.01 0.88
BradIns Fibertex 350 Rockwool blanket       (25) A 90cm x 150cm 0.18 0.29 0.69 0.86 1.05 1.20
BradIns Fibertex 350 Rockwool blanket       (50) A 90cm x 150cm 0.29 0.70 1.19 1.04 1.14 1.06
BradIns Fibertex 350 Rockwool blanket       (75) A 90cm x 150cm 0.60 1.03 1.13 0.99 1.07 1.01
BradIns Fibertex R4 Duct liner       (25) A 120cm x 150 cm 0.18 0.29 0.69 0.86 1.05 1.20
BradIns Fibertex R4 Duct liner       (50) A 120cm x 150cm 0.29 0.70 1.20 1.04 1.14 1.06
BradIns Fibertex R4 Duct liner, perforated foil facing       (25) A 120cm x 150cm 0.36 0.21 0.30 0.97 1.06 0.67
BradIns Fibertex R4 Duct liner, perforated foil facing       (50) A 120cm x 150cm 0.31 0.83 1.15 0.99 0.90 0.78
BradIns Fibertex R6 Duct liner       (25) A 120cm x 150cm 0.11 0.20 0.80 1.10 1.02 1.12
BradIns Fibertex R6 Duct liner       (50) A 120cm x 150cm 0.36 0.91 1.19 1.20 1.07 1.05
BradIns Fibertex R6 Duct liner, perforated foil facing       (25) A 120cm x 150cm 0.12 0.27 0.80 1.17 1.16 0.80
BradIns Fibertex R6 Duct liner, perforated foil facing       (50) A 120cm x 150cm 0.26 0.91 1.10 1.00 1.08 0.85
BradIns Flexitel Glasswool building blanket       (25) A 120cm x 15m 0.33 0.28 0.61 0.89 1.01 1.05
BradIns Flexitel Glasswool building blanket       (25) A 120cm x 15m 0.03 0.33 0.68 1.04 1.15 0.95
BradIns Flexitel Glasswool building blanket       (50) A 120cm x 15m 0.42 0.64 0.92 1.07 0.98 1.02
BradIns Flexitel Glasswool building blanket       (50) A 120cm x 15m 0.39 0.84 1.08 1.20 1.06 1.01
BradIns Supertel Glasswool blanket       (25) A 120cm x 240cm 0.12 0.41 0.63 0.90 1.01 0.99
BradIns Supertel Glasswool blanket with perforated foil facing       (25) A 120cm x 240cm 0.08 0.39 0.73 1.02 1.12 0.84
BradIns Supertel Glasswool blanket with perforated foil facing       (25) A 120cm x 240cm 0.13 0.32 0.59 0.83 0.99 0.97
BradIns Supertel Glasswool blanket with 23um Mylar film facing       (25) A 120cm x 240cm 0.15 0.45 0.67 1.07 1.08 0.71
BradIns Supertel Glasswool blanket with 50 um Mylar film facing       (25) A 120cm x 240cm 0.13 0.44 0.92 1.14 0.82 0.45
BradIns Supertel Glasswool blanket with 23um Mylar film facing       (50) A 120cm x 240cm 0.20 0.55 1.20 1.15 1.04 0.83
BradIns Supertel Glasswool blanket with 59um Mylar film facing       (50) A 120cm x 240cm 0.30 0.60 1.16 1.07 0.85 0.59
CA Perforated steel panel backed by 4" layer of 3.5 pcf USG Thermafiber in Mylar 4.50 A 48 x 108 0.52 0.37 0.64 0.60 0.56 0.29
CA Perforated steel panel backed by 2" layer of 2 pcf OCF Type RA-23 Fiberglas 2.50 A 96 x 108 0.31 0.82 1.19 1.12 1.07 1.06
CA Perforated steel panel backed by 4" layer of 2 pcf OCF Type RA-23 Fiberglas 4.50 A 48 x 108 0.86 1.09 1.22 1.06 1.05 1.04
Conweb Tufflex G-37 Cellulose, nonwoven panel core 1.00 A  NONE 0.12 0.29 0.65 0.94 1.05 0.91
Conweb Tufflex G-37 Cellulose, nonwoven panel core 0.75 A NONE 0.12 0.16 0.55 0.72 0.91 0.89
Conweb Tufflex G-40 Cellulose, nonwoven panel core 0.63 A NONE 0.15 0.13 0.42 0.72 0.93 0.87
CTeed Ib150 Unfaced fiberglass board, bonded with thermosetting resin 1.00 A 24 x 48 0.19 0.62 0.72 0.82 0.88 0.89
CTeed IB150 Unfaced fiberglass board, bonded with thermosetting resin 1.50 A 24 x 48 0.19 0.51 0.82 0.86 0.95 0.97
CTeed IB150 Unfaced fiberglass board, bonded with thermosetting resin 2.50 A 24 x 48 0.41 0.78 0.96 0.94 0.93 0.97
CTeed IB150 Unfaced fiberglass board, bonded with thermosetting resin 2.50 F-25 24 x 48 0.54 0.85 0.97 0.96 0.93 0.97
CTeed IB200 Unfaced fiberglass board, bonded with thermosetting resin 1.00 A 24 x 48 0.15 0.55 0.73 0.86 0.92 0.94
CTeed IB250 Unfaced fiberglass board, bonded with thermosetting resin 1.00 A 24 x 48 0.25 0.52 0.71 0.83 0.89 0.95
CTeed IB250 Unfaced fiberglass board, bonded with thermosetting resin 1.00 A 24 x 48 0.08 0.33 0.69 0.81 0.92 0.97
CTeed IB250 Unfaced fiberglass board, bonded with thermosetting resin 3.00 A 24 x 48 0.44 0.91 1.07 0.99 1.02 0.99
CTeed IB300 Unfaced fiberglass board, bonded with thermosetting resin 1.00 A 24 x 48 0.19 0.49 0.69 0.87 0.92 0.94
CTeed IB420 Unfaced fiberglass board, bonded with thermosetting resin 1.00 A 24 x 48 0.33 0.40 0.70 0.94 1.00 0.98
CTeed IB420 Unfaced fiberglass board, bonded with thermosetting resin 1.50 A 24 x 48 0.09 0.45 0.91 0.99 1.02 0.96
CTeed IB420 Unfaced fiberglass board, bonded with thermosetting resin 3.00 A 24 x 48 0.54 1.01 1.05 0.98 1.01 0.97
CTeed IB600 Unfaced fiberglass board, bonded with thermosetting resin 1.00 A 24 x 48 0.12 0.52 0.68 0.87 0.93 0.99
CTeed IB600 Unfaced fiberglass board, bonded with thermosetting resin 2.50 A 24 x 48 0.53 0.99 1.02 0.84 1.00 0.94
CTeed MBP Fiberglass blanket, flexible, unfaced 3.50 A rolls 0.38 0.90 1.00 0.93 0.94 0.99
CTeed MBP Fiberglass blanket, flexible, unfaced 5.00 A rolls 0.68 1.11 1.06 0.94 1.00 0.97
CTeed MBP Fiberglass blanket, flexible, unfaced 6.00 A rolls 0.88 1.19 1.03 0.96 1.02 1.00
CTeed Ultracoustic Fiberglass blanket with flexible internal septum 3.00 A roll 0.43 0.91 0.99 0.98 0.95 0.93
CTeed Ultralite Fiberglass duct liner with surface coating 1.00 F-25 roll 0.34 0.42 0.47 0.84 0.80 0.79
CTeed Ultralite Fiberglass duct liner with surface coating 1.50 F-25 roll 0.29 0.55 0.72 0.85 0.89 0.89
CTeed Ultralite Fiberglass duct liner with surface coating 2.00 F-25 roll 0.32 0.71 0.83 0.91 0.95 1.01
CTeed Ultralite Fiberglass duct liner with surface coating 1.00 F-25 roll 0.23 0.47 0.57 0.74 0.85 0.87
CTeed Ultralite Fiberglass duct liner with surface coating 1.50 F-25 roll 0.33 0.57 0.79 0.91 0.92 0.89
CTeed Ultralite Fiberglass duct liner with surface coating 2.00 F-25 roll 0.39 0.69 0.92 0.98 0.93 1.00
CTeed Ultralite Fiberglass duct liner with surface coating 1.00 F-25 roll 0.23 0.47 0.61 0.79 0.88 0.91
CTeed Ultralite Fiberglass duct liner with surface coating 1.50 F-25 roll 0.37 0.63 0.80 0.90 0.89 0.90
CTeed Ultralite Fiberglass duct liner with surface coating 2.00 F-25 roll 0.36 0.79 0.96 0.99 0.93 0.97
CTeed Ultralite Fiberglass duct liner with surface coating 1.00 A roll 0.10 0.28 0.50 0.70 0.82 0.83
CTeed Ultralite Fiberglass duct liner with surface coating 1.50 A roll 0.20 0.40 0.71 0.86 0.91 0.85
CTeed Ultralite Fiberglass duct liner with surface coating 2.00 A roll 0.22 0.49 0.83 0.89 0.89 0.91
CTeed Ultralite Fiberglass duct liner with surface coating 1.00 A roll 0.10 0.29 0.59 0.72 0.83 0.84
CTeed Ultralite Fiberglass duct liner with surface coating 1.50 A roll 0.20 0.42 0.80 0.93 0.93 0.88
CTeed Ultralite Fiberglass duct liner with surface coating 2.00 A roll 0.24 0.57 0.90 0.95 0.95 0.96
CTeed Ultralite Fiberglass duct liner with surface coating 1.00 A roll 0.05 0.25 0.57 0.78 0.87 0.89
CTeed Ultralite Fiberglass duct liner with surface coating 1.50 A roll 0.20 0.46 0.82 0.94 0.95 0.91
CTeed Ultralite Fiberglass duct liner with surface coating 2.00 A roll 0.27 0.72 1.04 1.02 0.96 0.92
CTeed Ultralite Unfaced fiberglass blanket 1.00 A roll 0.06 0.20 0.29 0.40 0.50 0.54
CTeed Ultralite Unfaced fiberglass blanket 1.00 A roll 0.09 0.23 0.45 0.61 0.70 0.76
CTeed Ultralite Unfaced fiberglass blanket 1.00 A roll 0.12 0.31 0.50 0.68 0.77 0.79
CTeed Ultralite Unfaced fiberglass blanket 1.00 A roll 0.06 0.25 0.54 0.75 0.84 0.90
CTeed WP16 Unfaced semirigid fiberglass board 3.00 A 24 x 48 0.43 0.83 1.02 0.95 0.97 0.99
Drupa Silencio Perforated steel panel with acoustic resonators 3.00 UNE 74041 90 x 90 0.05 0.15 0.45 0.90 0.90 0.75
E-A-R Tufcote Type E-100Sm polyether urethane foamA1. polyester surface 1.00 A 54 x 22ft 0.20 0.81 0.61 0.73 0.71 0.69
E-A-R Tufcote Type E-100Cm polyether urethane foam, 1 mil clear polyester surface 1.00 A 54 x 22ft 0.17 0.74 0.63 0.78 0.69 0.73
E-A-R Tufcote Type E-100RM polyether urethane foam, reinforced polyester surface 1.00 A 54 x 22ft 0.21 0.52 0.71 0.87 0.75 0.66
E-A-R Tufcote Type E-100SF polyether urethane foam, textured surface 1.00 A 54 x 22ft 0.17 0.25 0.73 1.14 0.99 1.02
EAS M-90 Panel Perforated steel panel backed with 6 pcf mineral fiber 2.50 A NONE 0.36 1.01 1.23 1.14 1.02 0.78
EAS M-90 Panel Perforated steel panel backed with 6 pcf mineral fiber 3.50 A NONE 0.81 1.25 1.17 1.16 1.05 0.82
Epic E450A Perforated steel roof deck, backed by fiberglass 4.50 A NONE 0.37 0.57 0.91 0.70 0.52 0.49
Epic EP150A Perforated steel roof deck, backed by fiberglass 1.50 A NONE 0.20 0.33 0.74 1.00 0.57 0.41
Epic EP300K Perforated steel roof deck, backed by fiberglass 3.00 A NONE 0.44 0.89 1.06 0.73 0.47 0.25
Epic EP450A Perforated steel roof deck, backed by fiberglass 4.50 A NONE 0.85 1.14 1.29 1.10 0.92 0.74
Epic EP750A Perforated steel roof deck, backed by fiberglass 7.50 A NONE 0.48 0.77 0.88 0.86 0.70 0.60
Epic EPICORE-A Perforated steel roof deck, backed by fiberglass 2.00 A NONE 0.10 0.21 0.79 0.98 0.95 0.86
Epic ER2RA Perforated steel roof deck, backed by fiberglass 2.00 A NONE 0.26 0.60 1.18 0.98 1.00 0.91
Epic ESC2SSA Perforated steel roof deck, backed by fiberglass 2.00 A NONE 0.96 1.02 1.02 1.08 0.95 0.79
Farbo Vicracoustic Trimline panel, polyester covering 0.50 A 96 x 108 0.04 0.11 0.38 0.80 0.98 1.04
Farbo Vicracoustic Trimline panel, perforated vinyl wall covering 0.50 A .96 x 108 0.00 0.15 0.56 0.93 0.94 0.78
Flumroc Ecco Dammplatte, rockwool fiber       (30) A 6cm x 10cm 0.08 0.34 0.81 0.97 1.02 0.98
Flumroc Ecco Dammplatte, rockwool fiber       (50) A 6cm x 10cm 0.18 0.77 1.01 1.04 0.97 0.97
Flumroc Ecco Dammplatte, rockwool fiber       (100) A 6cm x 10cm 0.60 0.97 1.00 1.00 0.99 1.00
Flumrock 341 Dachdammplatte, rockwool fiber       (60) A 6cm x 10cm 0.40 0.66 0.73 0.81 0.85 0.91
Flumrock 341 Dachdammplatte, rockwool fiber       (80) A 6cm x 10cm 0.49 0.66 0.78 0.89 0.92 0.97
Flumrock 341 Dachdammplatte, rockwool fiber       (100) A 6cm x 10cm 0.47 0.59 0.72 0.81 0.86 0.89
Flumrock Iglu Dammplatte, rockwool fiber       (30) A 6cm x 10cm 0.08 0.38 0.85 0.98 0.99 1.00
Flumrock Iglu Dammplatte, rockwool fiber       (50) A 6cm x 10cm 0.22 0.81 0.95 0.95 0.96 0.94
Flumrock Iglu Dammplatte, rockwool fiber       (100) A 6cm x 10cm 0.60 0.84 0.90 0.95 0.97 0.99
G+H Isover Type P3/V mineral wool       (200) A various 0.10 0.26 0.53 0.71 0.84 0.96
G+H Isover Type P3/V mineral wool       (50) A various 0.26 0.60 0.95 1.07 1.01 1.04
G+H Isover Type P3/V mineral wool       (20) A various 0.07 0.21 0.56 0.85 0.97 1.07
G+H Isover Type P3/V mineral wool       (50) A various 0.26 0.80 1.07 1.13 1.01 1.06
G+H Isover Type P4/TRHV 50 mineral wool       (50) A various 0.19 0.58 0.95 1.01 0.98 0.96
G+H Isover Type P4/TRHV 50 mineral wool       (50) A various 0.23 0.70 1.05 1.05 1.02 1.04
G+H Isover Type P4/TRHV 50 mineral wool       (50) A various 0.29 0.75 0.98 1.02 1.01 0.98
G+H Isover Type P4/TRHV 50 mineral wool       (50) A various 0.25 0.73 1.03 1.13 1.01 1.05
IAC Mark III Perforated metal ceiling panel backed with fiberglass 2.00 E-400 24 x 48 0.63 0.71 0.98 1.11 1.03 1.08
IAC Mark III Perforated metal ceiling panel backed with fiberglass 3.00 E-400 24 x 48 0.56 0.84 1.16 1.16 0.92 0.82
ICC K13 Cellulose-base fiber, white sprayed-on "carpet" finish 1.00 A NONE 0.19 0.60 1.05 1.11 1.03 0.98
ICC K13 Cellulose-base fiber, white sprayed-on "carpet" finish 3.00 A NONE 0.59 0.99 1.04 1.03 1.00 0.98
ICC K13FC Cellulose-base fiber, white, sprayed on, textured finish 0.75 E-400 NONE 0.25 0.36 0.74 0.98 0.99 0.99
ICC K13FC Cellulose-base fiber, white, sprayed on, textured finish 1.00 A NONE 0.12 0.38 0.88 1.16 1.15 1.12
ICC K13FC/Dura-K Cellulose-base fiber, white, sprayed on, textured finish 0.50 A NONE 0.15 0.16 0.46 0.87 1.07 1.12
ImiTech Solimide AC-403 Polimide foam 2.00 A 96 x 96 0.23 0.51 0.96 1.04 0.93 0.96
ImiTech Solimide TA-301 Polimide foam 2.00 A 96 x 96" 0.30 0.49 0.89 0.97 0.84 0.88
INC 24G baffles Hanging panels, 1.55 pef fiberglass in polyethylene casing 0.002" thick 1.50 hung 24 x 48 0.32 0.59 1.49 1.53 1.36 0.59
INC 27E baffles Hanging panels, 2.70 pef fiberglass in polyethylene casing 0.003" thick 1.50 hung 24 x 48 0.32 0.62 1.27 1.48 0.86 0.46
INC 27G baffles Hanging panels, 2.70 pef fiberglass in polyethylene casing 0.002" thick 1.50 hung 24 x 48 0.31 0.61 1.28 1.64 1.42 1.03
INC K-10M Aluminated mylar-faced polyether foam 1.00 A 1 x 54 or 100ft 0.10 0.57 0.57 0.39 0.68 0.35
Isover Climatel S Fiberglass construction          (25) NONE 1.2m x 12m 0.14 0.25 0.56 0.81 0.88 0.90
Isover PB A Fiberglass construction       (50) NONE 0.6m x 1.25m 0.59 0.75 0.63 0.60 0.39 0.26
Isover PB R Fiberglass construction       (80) NONE 0.6m x 1.25m 0.60 1.10 1.07 0.94 0.96 0.94
Knauf Rigid plenum liner 1.00 A 24 or 48 x 36 to 120 0.13 0.24 0.56 0.83 0.92 0.98
Knauf Rigid plenum liner 1.50 A 24 or 48 x 36 to 120 0.19 0.41 0.89 1.02 1.03 1.04
Knauf Rigid plenum liner 2.00 A 24 or 48 x 36 to 120 0.33 0.67 1.07 1.07 1.03 1.06
Knauf Fiberglass insulation board, unfaced 0.75 A 48 x 96 / 48 x 120 0.00 0.15 0.48 0.72 0.86 0.97
Knauf Fiberglass insulation board, unfaced 1.00 A 48 x 96 / 48 x 120 0.10 0.26 0.60 0.85 0.99 0.96
Knauf Fiberglass insulation board, unfaced 1.50 A 48 x 96 / 48 x 120 0.35 0.46 0.86 0.98 1.02 1.04
Knauf Fiberglass insulation board, unfaced 2.00 A 48 x 96 / 48 x 120 0.18 0.59 1.03 1.14 1.06 0.99
Knauf Fiberglass insulated board, unfaced 1.00 A 48 x 96 / 48 x 120 0.19 0.32 0.71 0.98 1.10 0.98
Knauf  Fiberglass insulated board, unfaced 1.00 A 48 x 96 / 48 x 120 0.07 0.24 0.69 0.88 0.98 1.03
Knauf Metal Bldg Insulation Fiberglass blanket, max width: 72", max length: 150' 2.00 A roll 0.25 0.48 0.81 0.90 0.97 0.94
Knauf Metal Bldg Insulation Fiberglass blanket, max width: 72", max length: 150' 3.00 A roll 0.36 0.76 1.04 0.94 0.98 1.00
Knauf Metal Bldg Insulation Fiberglass blanket, max width: 72", max length: 150' 4.00 A roll 0.59 1.01 0.97 0.96 1.06 1.08
Knauf Metal Bldg Insulation Fiberglass blanket, max width: 72", max length: 150' 6.00 A roll 1.18 1.36 1.02 1.02 1.12 1.07
Knauf Type EI475 Air duct board, one side faced with foil-scrim-Kraft vapor retarder  1.00 A 48 x 96  / 48 x 120 0.27 0.46 0.64 0.90 0.98 0.96
Knauf Type KN Fiberglass acoustical blanket, max width: 96", max length: 125' 1.00 A roll 0.12 0.18 0.51 0.72 0.78 0.86
Knauf Type KN Fiberglass acoustical blanket, max width: 96", max length: 125' 1.50 A roll 0.20 0.42 0.82 0.87 0.94 0.91
Knauf Type KN Fiberglass acoustical blanket, max width: 96", max length 125' 1.00 A roll 0.17 0.24 0.62 0.79 0.88 0.96
Knauf Type KN Fiberglass acoustical blanket, max width: 96", max length 125' 1.50 A roll 0.31 0.50 0.89 0.98 1.01 1.01
Knauf Type KN Fiberglass acoustical blanket, max width: 96", max length 125' 1.00 A roll 0.03 0.28 0.56 0.82 0.90 0.94
Knauf Type KN Fiberglass acoustical blanket, max width: 96", max length 125' 1.50 A roll 0.21 0.51 0.97 1.08 1.07 1.06
Knauf Type KN Fiberglass duct, wrap 1.50 F-25 roll 0.35 0.64 0.69 0.76 0.79 0.81
Knauf Type KN Fiberglass duct, wrap 2.00 F-25 roll 0.43 0.74 0.83 0.87 0.88 0.88
Knauf Type KN Fiberglass duct, wrap 1.50 F-25 roll 0.41 0.69 0.77 0.86 0.90 0.85
Knauf Type KN Fiberglass duct, wrap 2.00 F-25 roll 0.45 0.78 0.88 0.90 0.91 0.91
Knauf Type M Duct liner, matte facing 1.00 A roll 0.17 0.35 0.59 0.81 0.90 0.94
Knauf Type M Duct liner, matte facing 1.50 A roll 0.35 0.51 0.83 0.93 0.97 0.96
Knauf Type M Duct liner, matte facing 2.00 A roll 0.34 0.64 0.96 1.03 1.00 1.03
Knauf Type M Duct liner, matte facing 0.50 A roll 0.09 0.14 0.40 0.60 0.73 0.82
Knauf Type M Duct liner, matte facing 1.00 A roll 0.25 0.35 0.69 0.89 0.96 1.01
Knauf Type M Duct liner, matte facing 1.50 A roll 0.27 0.55 0.87 0.99 1.00 0.98
MFG Fibroplank Type M-173, wood fibers with portland cement binder 1.50 A 96 x 108 0.09 0.21 0.42 1.00 0.58 0.80
MFG Fibroplank Similar to above but with 2.5 fiberglass batts in cavities between furring 1.50 A 96 x 108 0.39 0.82 1.23 0.75 0.81 0.92
MFG Fibroplank Type M-173, wood fibers with portland cement binder 2.00 A 96 x 108 0.13 0.23 0.62 1.03 0.61 0.81
MFG Fibroplank Type M-173, wood fibers with portland cement binder 2.50 A 96 x 108 0.15 0.32 0.78 0.85 0.73 0.88
MFG Fibroplank Type M-173, wood fibers with portland cement binder 3.00 A 96 x 108 0.20 0.30 0.89 0.70 0.88 0.92
MvL Linacoustic Mat-faced, smooth; duct liner 1.00 A rolls 0.08 0.26 0.58 0.84 0.96 0.99
MvL Linacoustic Mat-faced, smooth; duct liner 1.50 A rolls 0.17 0.53 0.87 0.99 1.00 0.95
MvL Linacoustic Mat-faced, smooth; duct liner 2.00 A rolls 0.22 0.69 1.02 1.08 1.05 1.08
MvL Linacoustic Mat-faced, smooth, R duct liner 1.00 A rolls 0.09 0.32 0.68 0.88 0.97 1.03
MvL Linacoustic Mat-faced, smooth, R duct liner 1.50 A rolls 0.07 0.52 0.94 1.02 1.02 1.04
MvL Linacoustic Permacote, coated, smooth duct liner 1.00 A rolls 0.99 0.09 0.67 0.89 1.03 0.99
MvL Linacoustic Permacote, coated, smooth duct liner 1.50 A rolls 0.16 0.51 0.90 1.05 1.06 1.01
MvL Linacoustic Permacote, coated, smooth duct liner 2.00 A rolls 0.23 0.73 1.05 1.13 1.06 1.07
MvL Linacoustic Permacote, coated, smooth HP duct liner 1.00 A rolls 0.09 0.31 0.69 0.91 1.02 1.03
MvL Linacoustic Permacote, coated, smooth R-300 duct liner 1.00 A rolls 0.08 0.32 0.72 0.99 1.07 1.00
MvL Linacoustic Permacote, coated, smooth R-300 duct liner 1.50 A rolls 0.15 0.63 1.01 1.07 1.01 0.88
MvL Linacoustic Permacote, coated, smooth R-300 duct liner 2.00 A rolls 0.27 0.81 1.11 1.13 1.06 1.05
MvL Linacoustic Permacote, coated, smooth R-300 duct liner 1.00 F-25 rolls 0.53 0.39 0.70 1.00 1.09 1.01
MvL Linacoustic Permacote, coated, smooth R-300 duct liner 1.50 F-25 rolls 0.60 0.58 1.01 1.09 1.01 0.90
MvL Linacoustic Permacote, coated, smooth R-300 duct liner 2.00 F-25 rolls 0.67 0.77 1.13 1.14 1.09 1.06
MvL Micro-Aire Type 475 FSK, coated duct board 1.00 A to 48 x 120 0.06 0.22 0.61 0.86 1.00 1.04
MvL Micro-Aire Type 800 FSK, coated duct board 1.00 A to 48 x 120 0.01 0.23 0.67 0.98 1.05 1.06
MvL Micro-Aire Type 800 FSK, coated duct board 1.50 A to 48 x 120 0.11 0.45 0.99 1.11 1.09 1.07
MvL Micro-Aire Type 475 FSK, coated duct board 1.00 F-25 to 48 x 120 0.46 0.30 0.58 0.85 1.00 1.03
MvL Micro-Aire Type 800 FSK, coated duct board 1.00 F-25 to 48 x 120 0.29 0.42 0.70 1.00 1.06 1.08
MvL Micro-Aire Type 800 FSK, coated duct board 1.50 F-25 to 48 x 120 0.46 0.58 0.95 1.10 1.08 1.09
MvL Microlite Fiberglass blanket 1.00 A roll 0.12 0.31 0.56 0.73 0.83 0.88
MvL Microlite Fiberglass blanket 1.50 A roll 0.19 0.53 0.81 0.91 0.94 0.98
MvL Microlite Fiberglass blanket 2.00 A roll 0.23 0.65 0.90 0.98 0.98 1.01
MvL Microlite Fiberglass blanket 1.00 A roll 0.08 0.34 0.59 0.75 0.86 0.81
MvL Microlite Fiberglass blanket 1.00 A roll 0.11 0.30 0.66 0.88 1.00 1.01
MvL Microlite Fiberglass blanket 1.00 A roll 0.11 0.35 0.77 1.01 1.04 1.05
MvL Microlite Fiberglass blanket 1.00 F-25 roll 0.17 0.59 0.57 0.65 0.75 0.83
MvL Microlite Fiberglass blanket 1.50 F-25 roll 0.24 0.66 0.72 0.81 0.89 0.93
MvL Microlite Fiberglass blanket 2.00 F-25 roll 0.27 0.80 0.88 0.96 1.01 1.05
MvL Microlite Fiberglass blanket 3.00 F-25 roll 0.41 1.02 1.03 1.02 1.02 1.10
MvL Microlite Fiberglass blanket 1.00 F-25 roll 0.12 0.57 0.60 0.73 0.86 0.93
MvL Microlite Fiberglass blanket 1.00 F-25 roll 0.11 0.57 0.69 0.87 0.96 1.02
MvL Microlite Fiberglass blanket 1.00 F-25 roll 0.15 0.59 0.74 0.93 1.01 1.06
MvL Microlite Fiberglass blanket 1.00 F-405 roll 0.30 0.38 0.61 0.80 0.89 0.97
MvL Microlite Fiberglass blanket 1.50 F-405 roll 0.30 0.53 0.79 0.93 0.98 1.03
MvL Microlite Fiberglass blanket 2.00 F-405 roll 0.48 0.66 0.92 0.98 1.00 1.07
MvL Microlite Fiberglass blanket 1.00 F-405 roll 0.26 0.39 0.62 0.81 0.88 0.84
MvL Microlite Fiberglass blanket 1.00 F-405 roll 0.33 0.40 0.70 0.92 0.99 1.06
MvL Microlite Fiberglass blanket 1.00 F-405 roll 0.27 0.37 0.67 0.92 1.02 1.09
MvL Microlite Fiberglass blanket 1.00 F-405 roll 0.25 0.36 0.79 1.03 1.09 1.13
MvL Spin-Glas Fiberglass board 1.00 A various 0.07 0.30 0.71 0.96 1.03 1.05
MvL Spin-Glas Fiberglass board 1.00 A various 0.04 0.43 0.86 1.00 0.99 1.00
MvL Spin-Glas Fiberglass board 2.00 A various 0.32 0.89 1.06 1.01 1.04 1.06
MvL Spin-Glas Fiberglass board, Percipitator series 2.00 A various 0.20 0.85 1.11 1.11 1.07 1.07
MvL Spin-Glas Fiberglass board, 1000 Series 2.00 A various 0.24 1.05 1.16 1.12 1.08 1.07
MvL Spin-Glas Fiberglass board, 1000 Series 3.00 A various 0.58 1.21 1.11 1.08 1.07 1.08
MvL SuperDuct Type 475 FSK coated duct board 1.00 A to 48 x 120 0.11 0.29 0.81 1.05 1.09 1.01
MvL SuperDuct Type 800 FSK, coated duct board 1.00 A to 48 x 120 0.09 0.22 0.78 1.00 1.08 1.02
MvL SuperDuct Type 800 FSK, coated duct board 1.50 A to 48 x 120 0.17 0.61 1.03 1.12 1.02 0.89
MvL SuperDuct Type 475 FSK, coated duct board 1.00 F-25 to 48 x 120 0.52 0.40 0.74 1.03 1.06 1.02
MvL SuperDuct Type 800 FSK, coated duct board 1.00 F-25 to 48 x 120 0.52 0.37 0.70 1.01 1.07 1.01
MvL SuperDuct Type 800 FSK, coated duct board 1.50 F-25 to 48 x 120 0.54 0.58 1.02 1.14 1.01 0.92
MvL Tuf-Skin Semirigid fiberglass blanket 1.00 A roll 0.10 0.34 0.64 0.85 0.98 1.04
MvL Tuf-Skin Semirigid fiberglass blanket 2.00 A roll 0.19 0.71 1.02 1.14 1.07 1.05
MvLc Linacoustic Mat-faced, smooth, HP duct Liner 1.00 A rolls 0.05 0.29 0.61 0.87 0.98 0.98
OC Aeroflex Plus Type 150 Fiberglas duct liner with surface coating 1.00 A rolls 0.18 0.19 0.48 0.65 0.78 0.88
OC Aeroflex Plus Type 150 Fiberglas duct liner with surface coating 1.50 A rolls 0.21 0.35 0.66 0.81 0.89 0.95
OC Aeroflex Plus Type 150 Fiberglas duct liner with surface coating 2.00 A rolls 0.25 0.47 0.76 0.94 0.95 0.98
OC Aeroflex Plus Type 200 Fiberglas duct liner with surface coating 1.00 A rolls 0.07 0.25 0.54 0.73 0.83 0.95
OC Aeroflex Plus Type 200 Fiberglas duct liner with surface coating 1.50 A rolls 0.17 0.39 0.72 0.88 0.95 0.96
OC Aeroflex Plus Type 200 Fiberglas duct liner with surface coating 2.00 A rolls 0.24 0.53 0.83 0.99 0.98 1.00
OC Aeroflex Plus Type 300 Fiberglas duct liner with surface coating 1.00 A rolls 0.10 0.25 0.55 0.79 0.86 0.96
OC Duct Board Fiberglas duct liner board 1.00 A 24 x 48 / 48 x 96 0.03 0.22 0.60 0.84 0.98 0.97
OC Duct Board Fiberglas duct liner board 1.50 A 24 x 48 / 48 x 96 0.16 0.39 0.91 1.01 1.01 1.01
OC Duct Board Fiberglas duct liner board 2.00 A 24 x 48 / 48 x 96 0.24 0.79 1.13 1.13 1.04 1.05
OC Type 701 Flexible insulation board 1.00 A 24 x 48 0.17 0.33 0.64 0.83 0.90 0.92
OC Type 701 Flexible insulation board 2.00 A 24 x 48 0.22 0.67 0.98 1.02 0.98 1.00
OC Type 701 Flexible insulation board 3.00 A 24 x 48 0.43 1.17 1.26 1.09 1.03 1.04
OC Type 701 Flexible insulation board 4.00 A 24 x 48 0.73 1.29 1.22 1.06 1.00 0.97
OC Type 701 Flexible insulation board 1.00 E-405 24 x 48 0.32 0.41 0.70 0.83 0.93 1.02
OC Type 701 Flexible insulation board 2.00 E-405 24 x 48 0.44 0.68 1.00 1.09 1.06 1.10
OC Type 701 Flexible insulation board 3.00 E-405 24 x 48 0.77 1.08 1.16 1.09 1.05 1.18
OC Type 701 Flexible insulation board 4.00 E-405 24 x 48 0.87 1.14 1.24 1.17 1.18 1.28
OC Type 703 Semirigid insulation board 1.00 A 24 x 48 0.11 0.28 0.68 0.90 0.93 0.96
OC Type 703 Semirigid insulation board 2.00 A 24 x 48 0.17 0.86 1.14 1.07 1.02 0.98
OC Type 703 Semirigid insulation board 3.00 A 24 x 48 0.53 1.19 1.21 1.08 1.01 1.04
OC Type 703 Semirigid insulation board 4.00 A 24 x 48 0.84 1.24 1.24 1.08 1.00 0.97
OC Type 703 Semirigid insulation board 1.00 E-405 24 x 48 0.32 0.32 0.73 0.93 1.01 1.10
OC Type 703 Semirigid insulation board 2.00 E-405 24 x 48 0.40 0.73 1.14 1.13 1.06 1.10
OC Type 703 Semirigid insulation board 3.00 E-405 24 x 48 0.66 0.93 1.13 1.10 1.11 1.14
OC Type 703 Semirigid insulation board 4.00 E-405 24 x 48 0.65 1.01 1.20 1.14 1.10 1.16
OC Type 705 Rigid insulation board 1.00 A 24 x 48 0.02 0.27 0.63 0.85 0.93 0.95
OC Type 705 Rigid insulation board 2.00 A 24 x 48 0.16 0.71 1.02 1.01 0.99 0.99
OC Type 705 Rigid insulation board 3.00 A 24 x 48 0.54 1.12 1.23 1.07 1.01 1.05
OC Type 705 Rigid insulation board 4.00 A 24 x 48 0.75 1.19 1.17 1.05 0.97 0.98
OC Type 705 Rigid insulation board 1.00 E-405 24 x 48 0.30 0.34 0.68 0.87 0.97 1.06
OC Type 705 Rigid insulation board 2.00 E-405 24 x 48 0.39 0.63 1.06 1.13 1.09 1.10
OC Type 705 Rigid insulation board 3.00 E-405 24 x 48 0.66 0.92 1.11 1.12 1.10 1.19
OC Type 705 Rigid insulation board 4.00 E-405 24 x 48 0.59 0.91 1.15 1.11 1.11 1.19
PAVAROC Fissura Acoustical panels, lay-in       (16) E-300 62.5cm x 62.5cm 0.38 0.44 0.50 0.77 0.98 1.08
PAVAROC Orion Acoustical panels, lay-in       (16) E-300 62.5 cm x 62.5cm 0.33 0.53 0.52 0.68 0.82 0.80
PAVAROC Stria 2 Acoustical panels, lay-in       (16) E-300 62.5 cm x 62.5cm 0.52 0.43 0.49 0.65 0.71 0.61
Peer Almute Type A300c, porous sintered metal panel .1/(3mm) E-200 24 x 48 0.44 0.81 0.87 0.52 0.69 0.80
Peer Almute Type A300c, porous sintered metal panel .1/(3mm) E-400 24 x 48 0.85 0.80 0.46 0.60 0.70 0.80
Peer Almute Same as above but backed with 2" fiberglass       2.1 E-400 24 x 48 0.77 1.03 0.93 1.07 1.03 1.07
Peer Almute Same as above but 2" fiberglass spaced .25"from porous metal panel 2.35 E-400 24 x 48 0.88 0.92 0.99 1.09 1.05 1.06
Peer Alumute Type A250c, porous sintered metal panel .01/(3mm) E-400 20 x 20 0.95 0.88 0.60 0.74 0.88 1.07
Peer Alumute Sames as above but backed with 4" fiberglass 4.10 E-400 20 x 20 1.01 0.97 0.86 0.90 0.99 1.19
Perdue LSS-AT Perforated steel facing over 6 pcf rockwool core 2.00 A 24 x 48/48 x 48 0.38 0.83 1.18 1.05 0.95 0.91
Perdue LSS-RHRF Fabric-covered panel, 8 pcf rockwool core 1.00 A 24 x 48/48 x 48 0.21 0.66 1.04 1.05 0.97 0.98
Perdue LSS-RHRF Fabric-covered panel, 6 pcf rockwool core 2.00 A 24 x 48/48 x 48 0.46 0.93 1.26 1.10 1.00 1.00
Perdue RHH/7FP Fabric-covered panel, 8 pcf rockwool core 1.00 A 24 x 48/48 x 48 0.28 0.67 1.11 1.05 0.98 0.98
Perdue RHHVP Vinyl-covered panel, 8 pef rockwool core 1.00 A 24 x 48/48 x 48 0.27 0.66 1.09 1.01 0.87 0.65
Perdue RHVP Vinyl-covered panel, 8 pcf rockwool core 1.00 A 24 x 48/48 x 48 0.23 0.67 1.09 1.00 0.87 0.69
PI Pyrok Acoustement 40 Acoustical plaster, Portland cement-base 1.00 A NONE 0.18 0.35 0.64 0.73 0.73 0.77
Prdfoot Baffles Fiberglass core with polyethylene cover 1.50 hung 24 x 48 0.24 0.66 1.31 1.74 1.49 1.03
Prdfoot Soundblox Type A-1 slotted concrete masonary block, unfilled 4.00 A 8 x 16 0.12 0.85 0.36 0.36 0.42 0.45
Prdfoot Soundblox Type A-1 slotted concrete masonary block, unfilled 6.00 A 8 x 16 0.62 0.84 0.36 0.43 0.27 0.50
Prdfoot Soundblox Type A-1 slotted concrete masonary block, unfilled 8.00 A 8 x 16 0.97 0.44 0.38 0.39 0.50 0.60
Prdfoot Soundblox Type Q, same as above but with metal septa in cavities 8.00 A 8 x 16 1.07 0.97 0.61 0.37 0.56 0.55
Prdfoot Soundblox Type R, similar to above with cavities filled with fiberglass 12.00 A 8 x 16 0.48 0.83 0.86 0.54 0.47 0.44
Prdfoot Soundblox Type RSC, fiberglass filled cavities, metal septa 12.00 A 8 x 16 0.57 0.76 1.09 0.94 0.54 0.59
Rockfon Cadral Smooth, white-painted acoustic tiles       (12) E-200 60cm x 120cm 0.48 0.60 0.65 0.57 0.73 0.82
Rockfon Classic White-painted acoustic panels       (18) E-200 60cm x 120cm 0.43 0.65 1.03 0.72 0.90 0.94
Rockfon Dekor Textured, white-painted acoustic tiles       (12) E-200 60cm x 120cm 0.52 0.45 0.40 0.41 0.49 0.57
Rockfon Fibral White-painted acoustic panels       (25) E-200 60cm x 120cm 0.40 0.76 1.01 0.76 0.96 0.97
Rockfon Foil Black plastic, industrial panels       (50) E-200 60cm x 120cm 0.46 0.88 1.03 0.84 0.85 0.75
Rockfon Hygienic White-painted industrial panels       (40) E-200 60cm x 120cm 0.38 0.87 1.01 0.82 0.88 0.88
Rockfon Koral White-painted acoustic panels       (25) E-200 60cm x 120cm 0.53 0.81 0.88 0.82 0.93 0.87
Rockfon Paral White-painted acoustic panels       (20) E-200 60cm x 120cm 0.35 0.76 0.99 0.70 0.88 0.93
Rockfon Polar White-painted acoustic panels       (20) E-200 60cm x 120cm 0.47 0.72 0.92 0.70 0.89 0.93
Rockfon Sonar White-painted acoustic tiles       (18) E-200 60cm x 120cm 0.53 0.61 0.65 0.65 0.85 0.95
RPG Diffusorblox Unpainted concrete masonry unit 12.00 A 8 x 16 0.98 0.90 0.93 0.77 0.80 0.77
RPG Diffusorblox Painted concrete masonry unit 12.00 A 8 x 16 0.76 0.51 0.57 0.34 0.24 0.26
SiegK Baffel Suspended acoustical panels       (140) hung 60cm x 120cm 0.30 0.65 0.90 1.10 1.15 1.30
SiegK Pyramid-Platte Acoustical panels       (50) A 98cm x 98cm 0.15 0.40 0.90 1.00 1.10 1.10
Sonex Wedge-shaped polyurethane foam panels 2.00 A 24 x 48 / 48 x 48 0.08 0.25 0.61 0.92 0.95 0.92
Sonex Wedge-shaped polyurethane foam panels 3.00 A 24 x 48 / 48 x 48 0.14 0.43 0.98 1.03 1.00 1.00
Sonex Wedge-shaped polyurethane foam panels 4.00 A 24 x 48 / 48 x 48 0.20 0.70 0.98 1.06 1.01 1.00
Sonex 1 Wedge-shaped melamine foam panels 2.00 A 24 x 48 0.16 0.34 0.81 1.00 0.99 0.97
Sonex 1 Baffles 2-sided wedge-shaped melamine foam, hanging panels 3.00 hung 24 x 48 0.74 0.78 1.42 1.76 1.83 1.84
Sonex 1 Hypalon Wedge-shaped melamine foam panels 2.00 A 24 x 48 0.18 0.65 1.04 0.73 0.68 0.56
Sonex Baffles 2-sided wedge-shaped polyurethane foam, hanging panels 3.00 hung 31 x 48 0.58 0.47 0.84 1.26 1.61 1.80
Sonex Contour Wedge-shaped, melamine foam, ceiling tile 2.00 A 24 x 24 0.08 0.26 0.76 0.96 0.97 1.01
Sonex Mini-Sonex 1 Wedge-shaped melamine foam panels 1.50 A 24 x 48 0.14 0.21 0.61 0.80 0.89 0.92
Sonex Mini-Sonex 200 Wedge-shaped melamine foam panels 1.50 A 24 x 48 0.16 0.13 0.40 0.85 0.95 0.93
Sonex Panorama Wedge-shaped, melamine foam, ceiling tile 2.00 A 24 x 24 0.22 0.29 0.79 0.93 0.94 1.00
Sonex Sonex Wedge-shaped polyurethane foam panels 6.00 A 12 x 12 0.38 0.99 1.19 1.21 1.14 1.38
Sonex Spectrum Wedge-shaped melamine foam, ceiling tile 2.00 A 24 x 24 0.12 0.33 0.83 0.97 0.98 0.95
Sonex Super-Sonex 1 Wedge-shaped melamine foam panels 6.00 A 12 x 12 0.11 0.86 1.22 1.24 1.14 1.20
Sonex Trim Flat, melamine foam, ceiling tile 1.00 A 24 x 24 0.08 0.17 0.60 0.88 0.88 0.93
Sonex Vision Wedge-shaped, melamine foam, ceiling tile 2.00 A 24 x 24 0.08 0.24 0.73 0.96 0.98 0.99
Soning SONIT Acoustical panel fabricated bonded sand particles       (30) D 30cm x 100cm 0.23 0.57 1.00 0.97 0.94 0.71
Stark Starkustic Structural clay hollow tile with perforated ceramic facing; hollows filled with fiberglass pads 4.00 A 8 x 16 0.19 0.64 0.73 0.62 0.20
TCeram Kawool Ceramic fiber blanket 1.00 A 48 x 107 0.10 0.29 1.00 1.04 0.99 0.98
TCeram Kawool Ceramic fiber blanket 1.00 A 48 x 107 0.42 0.80 0.72 0.86 0.92 1.02
TCeram Kawool Ceramic fiber blanket 1.00 A 48 x 107 0.15 0.50 0.92 0.91 0.91 0.94
TCeram Kawool Ceramic fiber blanket 1.00 A 38 x48 0.26 0.41 0.40 0.47 0.58 0.65
Tectum Sound absorption blocks spaced 24" on centers 3.00 A 15.5 x 15.5 0.22 0.32 1.01 1.60 1.66 1.64
Tectum Sound absorption blocks spaced 32" on centers 3.00 A 15.5 x 15.5 0.27 0.43 1.13 1.77 1.75 1.75
Tectum Hanging panels of 1" Tectum, spaced 12" face to face 1.00 hung 24 x 48 0.20 0.16 0.30 0.48 0.60 0.82
Tectum Hanging panels of 1" Tectum, spaced 24" face to face 1.00 hung 24 x 48 0.12 0.20 0.29 0.49 0.65 0.91
Tectum Hanging panels of 1" Tectum, spaced 36" face to face 1.00 hung 24 x 48 0.13 0.18 0.29 0.51 0.65 0.90
Tectum Classic Pre-finished Nubby lay-in board 0.75 E-400 24 x 48 0.33 0.47 0.89 0.97 1.07 0.94
Tectum Classic Prefinished Nubby lay-in board 1.00 E-400 24 x 48 0.83 0.88 0.80 1.05 1.06 1.08
Tectum Classic Prefinished Nubby lay-in board 1.50 E-400 24 x 48 0.71 0.87 0.97 1.10 1.07 1.03
Tectum Classic Painted Linear lay-in board 0.75 E-400 24 x 48 0.27 0.80 0.65 0.98 1.00 0.90
Tectum Classic Painted Linear lay-in board 1.00 E-400 24 x 48 0.37 0.83 0.82 1.07 1.02 0.94
Tectum classic Painted Linear lay-in board 1.50 E-400 24 x 48 0.71 0.83 0.82 1.07 1.02 0.94
Tectum Classic Painted Nubby lay-in board 0.75 E-400 24 x 48 0.33 0.47 0.89 0.97 1.07 0.94
Tectum Classic Film-faced lay-in board 1.50 E-400 24 x 48 0.29 0.80 0.74 0.92 0.85 0.52
Tectum Classic Ultimate Nubby lay-in board 1.38 E-400 24 x 48 0.21 0.47 0.68 1.03 1.09 1.06
Tectum panel Silicate-treated wood fiber, organic binder 1.00 A 24 x 96/24 x 48 0.06 0.13 0.24 0.45 0.82 0.64
Tectum panel Silicate-treated wood fiber, organic binder 1.00 D-20 24 x 96/24 x 48 0.07 0.15 0.36 0.65 0.71 0.81
Tectum panel Silicate-treated wood fiber, organic binder 1.00 C-20 24 x 96/24 x 48 0.16 0.43 1.00 1.05 0.79 0.98
Tectum panel Silicate-treated wood fiber, organic binder 1.00 C-40 24 x 96/24 x 48 0.32 0.70 1.09 0.93 0.76 0.94
Tectum panel Silicate-treated wood fiber, organic binder 1.50 A 24 x 96/24 x 48 0.07 0.22 0.48 0.82 0.64 0.96
Tectum panel Silicate-treated wood fiber, organic binder 1.50 D-20 24 x 96/24 x 48 0.15 0.26 0.62 0.83 0.70 0.91
Tectum panel Silicate-treated wood fiber, organic binder 1.50 C-20 24 x 96/24 x 48 0.24 0.57 1.17 0.87 0.93 0.87
Tectum panel Silicate-treated wood fiber, organic binder 1.50 C-40 24 x 96/24 x 48 0.40 0.84 1.18 0.84 0.94 0.88
Tectum panel Silicate-treated wood fiber, organic binder 2.00 A 24 x 96/24 x 48 0.15 0.26 0.62 0.94 0.64 0.92
Tectum panel Silicate-treated wood fiber, organic binder 2.00 D-20 24 x 96/24 x 48 0.15 0.36 0.74 0.82 0.82 0.92
Tectum panel Silicate-treated wood fiber, organic binder 2.00 C-20 24 x 96/24 x 48 0.24 0.67 1.14 0.87 1.06 0.96
Tectum panel Silicate-treated wood fiber, organic binder 2.00 C-40 24 x 96/24 x 48 0.42 0.89 1.19 0.85 1.08 0.94
Tectum panel 1"Tectum over 1" layer of 3 pcf fiberglass 2.00 C-40 24 x 48 0.16 0.43 1.00 1.05 0.79 0.98
Tectum panel 1.5" Tectum over 1" layer of 3 pcf fiberglass 2.50 C-40 24 x 48 0.24 0.57 1.17 0.87 0.93 0.87
Tectum panel 2" Tectum over 1" layer of 3 pcf fiberglass 3.00 C-40 24 x 48 0.24 0.67 1.14 0.87 1.06 0.96
Tectum panel 1" Tectum over 2.5" OCF noise barrier batt 3.50 C-40 24 x 48 0.32 0.70 1.09 0.93 0.76 0.94
Tectum panel 1.5 Tectum over 2.5 OCF noise barrier batt 4.00 C-40 24 x 48 0.40 0.84 1.18 0.87 0.93 0.87
Tectum panel 2" Tectum over 2.5" OCF noise barrier batt 4.50 C-40 24 x 48 0.42 0.89 1.19 0.85 1.08 0.94
Tectum panel 2" Tectum over 2.5" OCF noise barrier batt 4.50 C-20 24 x 48 0.24 0.57 1.17 0.87 0.93 0.87
Tectum panel 2" Tectum over 2.5 OCF noise barrier batt 4.50 C-40 24 x 48 0.40 0.84 1.18 0.84 0.94 0.88
Tectum Tectum I Structural roof deck 1.50 A 48 x 96 0.07 0.22 0.48 0.82 0.64 0.96
Tectum Tectum I Structural roof deck 2.00 A 48 x 96 0.15 0.26 0.62 0.94 0.64 0.92
Tectum Tectum I Structural roof deck 2.50 A 48 x 96 0.20 0.31 0.72 0.84 0.77 0.90
Tectum Tectum I Structural roof deck 3.00 A 48 x 96 0.21 0.41 1.00 0.75 1.00 0.97
Tectum Tectum II with Isyo Structural roof deck 4.00 A 48 x 96 0.20 0.31 0.55 0.83 0.74 0.95
Tectum Tectum III Structural roof composite 3.50 A 48 x 96 0.16 0.23 0.49 0.78 0.88 0.88
USG "F" Fissured ceiling tile 0.75 E-400 12 x 12 0.49 0.53 0.53 0.75 0.92 0.99
USG Acoustone "F" Fissured, foil-backed tiles and panels 0.75 E-400 24 x 24 0.52 0.38 0.67 0.97 0.98 1.02
USG Acoustone "F" Firecode Fissured tiles and panels, fire-rated 0.75 E-400 24 x 24 0.52 0.50 0.67 0.95 0.94 0.99
USG Acoustone Chex/16 Foil-backed tiles and panels 0.75 E-400 24 x 24 0.22 0.29 0.66 0.80 0.83 0.89
USG Acoustone Glacier Foil-backed tiles and panels 0.75 E-400 24 x 24 0.37 0.33 0.61 1.00 0.96 1.03
USG Aratone Fissured acoustical tile 0.75 E-400 12 x 12 0.50 0.36 0.76 0.73 0.69 0.72
USG Auratone Fissured acoustical panels 0.63 E-400 24 x 48 0.42 0.34 0.44 0.72 0.67 0.64
USG Auratone Fissured acoustical panels 0.75 E-400 24 x 48 0.34 0.36 0.71 0.85 0.68 0.64
USG Auratone Fissured acoustical panels 0.75 E-400 24 x 48 0.34 0.36 0.71 0.85 0.68 0.64
USG Auratone Fissured acoustical tile 0.63 E-400 12 x 12 0.42 0.29 0.52 0.68 0.64 0.69
USG Auratone Firecode Fissured, fire-rated acoustical tiles and panels 0.63 E-400 24 x 48 0.34 0.30 0.53 0.78 0.73 0.69
USG Auratone Firecode Fissured acoustical tile 0.63 E-400 12 x 12 0.59 0.33 0.45 0.70 0.79 0.70
USG Glacier Rough textured tile and panels 0.75 E-400 12 x 12 0.56 0.76 0.57 0.80 0.94 1.00
USG Nubby Fiberglass lay-in panels 1.00 E-400 24 x 48 0.55 0.89 0.73 1.03 1.11 1.07
USG Orion Ceiling panel with laminated textured surface 0.50 E-400 24 x 48 0.69 0.76 0.65 0.86 0.83 0.75
USG Orion Ceiling panel with laminated textured surface 1.00 E-400 24 x 48 0.74 0.82 0.82 1.05 1.06 1.09
USG Orion Same as above but with impervious backing 1.00 E-400 24 x 24 0.42 0.43 0.82 1.13 1.09 1.02
Absorber, 1" 1000 0.06 0.20 0.65 0.90 0.95 0.98
Absorber, 2" 1000 0.18 0.76 0.99 0.99 0.99 0.99
Absorber, 3" 1000 0.53 0.99 0.99 0.99 0.99 0.99
Absorber, 4" 1000 0.99 0.99 0.99 0.99 0.98 0.98
Absorber, 5" 1000 0.95 0.99 0.99 0.99 0.99 0.99
Absorber, 6" 1000 0.99 0.99 0.99 0.99 0.99 0.99
Absorber, 1P 0.08 0.32 0.99 0.76 0.34 0.12
Absorber, 2P 0.26 0.97 0.99 0.66 0.34 0.14
Absorber, 3P 0.49 0.99 0.99 0.69 0.37 0.15
Absorber, 4P 0.80 0.99 0.99 0.71 0.38 0.13
Absorber, 5P 0.98 0.99 0.99 0.71 0.40 0.20
Absorber, 6P 0.95 0.99 0.98 0.69 0.36 0.18
Brick 0.03 0.03 0.03 0.04 0.05 0.07
Ceiling Tile, standard 0.10 0.28 0.66 0.91 0.82 0.69
Ceiling Tile, Sonex 0.57 0.61 0.61 0.83 0.90 0.97
Concrete Block, painted 0.10 0.05 0.06 0.07 0.09 0.08
Concrete Block, unpainted 0.36 0.44 0.31 0.29 0.39 0.25
Door, oak 0.58 0.22 0.07 0.04 0.03 0.07
Drywall, 1/2", on 2 x 4's, 16" O.C. 0.10 0.08 0.05 0.03 0.03 0.03
Floor, Concrete 0.01 0.01 0.01 0.02 0.02 0.02
Floor, Linoleum 0.02 0.03 0.03 0.03 0.03 0.02
Floor, wood 0.15 0.11 0.10 0.07 0.06 0.07
Floor, wood parquet 0.04 0.04 0.07 0.06 0.06 0.07
Floor, carpet, 1/8" pile 0.05 0.05 0.10 0.20 0.30 0.40
Floor, carpet. 1/4" pile 0.05 0.10 0.15 0.30 0.50 0.55
Floor, carpet, 5/16" pile 0.05 0.15 0.30 0.40 0.50 0.60
Glass, normal window 0.35 0.25 0.18 0.12 0.07 0.04
Glass, heavy plate 0.18 0.06 0.04 0.03 0.02 0.02
Glass, laminated 0.18 0.06 0.04 0.03 0.02 0.02
Plywood, 1/4" 0.58 0.22 0.07 0.04 0.03 0.07
Plywood, 3/8" 0.28 0.22 0.17 0.09 0.10 0.11
Plaster, rough finish 0.02 0.03 0.04 0.05 0.04 0.03
Plaster, smooth finish 0.02 0.02 0.03 0.04 0.04 0.03
Sonex, 2" 0.08 0.25 0.61 0.92 0.95 0.92
Sonex, 3" 0.14 0.43 0.98 1.03 1.00 1.00
Sonex, 4" 0.20 0.70 1.06 1.01 1.01 1.00
SoundTex 0.14 0.35 0.55 0.72 0.70 0.65
spare 0.00 0.00 0.00 0.00 0.00 0.00
wood paneling 0.24 0.19 0.14 0.08 0.13 0.10
wood roof decking 0.24 0.19 0.14 0.08 0.13 0.10
Carpet, 3/32" pile 0.10 0.16 0.11 0.30 0.50 0.47
Carpet, 3/4" pile 0.15 0.17 0.12 0.32 0.52 0.57
Carpet, 3/8" pile 0.17 0.18 0.21 0.50 0.63 0.83
Carpet, 6/16" pile, 40oz/yd2, on hair pad 0.03 0.25 0.55 0.70 0.62 0.84
Carpet, 6/16" pike, 86oz/yd2, on hair pad 0.10 0.40 0.62 0.70 0.63 0.88
Carpet, 6/16" pike, 86oz/yd2, on hair and jute pad 0.20 0.50 0.68 0.72 0.65 0.90
Carpet, 20oz/yd2 , loop pile (no pad) 0.04 0.08 0.17 0.33 0.59 0.75
Carpet, 40oz/yd2, hair pad 0.10 0.19 0.35 0.79 0.69 0.79
Mineral Spray on materials, 1/2" mineral fiber 0.05 0.15 0.45 0.70 0.80 0.80
Mineral Spray-on materials, 3/4" mineral fiber  0.10 0.30 0.60 0.90 0.90 0.95
Mineral Spray-on materials, 1" mineral fiber 0.16 0.45 0.70 0.90 0.90 0.85
Mineral Spray-on materials 1/2" on lath 0.25 0.5 0.80 0.90 0.90 0.85

Person, adult 2.50 3.50 4.20 4.60 5.00 5.00
Person, child, high school 2.20  3.80  4.50
Person, child, grammar school 1.80  2.80  3.50
Chair, hard seat, up 0.19 0.24 0.39 0.38
Chair, theatre, heavy upholstery 3.40 3.00 3.30 3.60
Air, per 1000 cubic feet 0.90 2.30 7.20