Size Available: 4′ x 8′, 4′ x 9′, 4′ x 10′ and Custom
Thickness: 1″
Core Density:  7.0> 7.5lbs
NRC: 0.70> 0.75
Face Type: Ironed Smooth Faced
Core Color: Obsidian, Charcoal, Medium Grey, Light Grey, Cloud, Tan, Dark Beige, Light Beige, White, Charcoal Core/Black Face
FSI: Class A Flame Spread Index
DATA SHEET: 1″ PolySorb Data Sheet

PolySorb Obsidian

Board Thickness: 1″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ and custom
Face Type: Ironed Smooth Face
Quantity Pack: 4 Boards/Bag (Sold in full bags)

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PolySorb Charcoal

Board Thickness: 1″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ and custom
Face Type: Ironed Smooth Face
Quantity Pack: 4 Boards/Bag (Sold in full bags)

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PolySorb Medium Grey

Board Thickness: 1″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ and custom
Face Type: Ironed Smooth Face

Quantity Pack: 4 Boards/Bag (Sold in full bags)

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PolySorb Light Grey

Board Thickness: 1″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ and custom
Face Type: Ironed Smooth Face
Quantity Pack: 4 Boards/Bag (Sold in full bags)

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PolySorb Cloud

Board Thickness: 1″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ and custom
Face Type: Ironed Smooth Face
Quantity Pack: 4 Boards/Bag (Sold in full bags)

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PolySorb Tan

Board Thickness: 1″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ and custom
Face Type: Ironed Smooth Face
Quantity Pack: 4 Boards/Bag (Sold in full bags)

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PolySorb Dark Beige

Board Thickness: 1″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ and custom
Face Type: Ironed Smooth Face
Quantity Pack: 4 Boards/Bag (Sold in full bags)

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PolySorb Light Beige

Board Thickness: 1″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ and custom
Face Type: Ironed Smooth Face
Quantity Pack: 4 Boards/Bag (Sold in full bags)

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PolySorb White

Board Thickness: 1″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ and custom
Face Type: Ironed Smooth Face
Quantity Pack: 4 Boards/Bag (Sold in full bags)

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PolySorb Charcoal Core Black Face

Board Thickness: 1″
Board Sizes: 5′ x 9′, 5′ x 10′ and custom
Face Type: Ironed Smooth Face
Quantity Pack: 3 Boards/Bag (Sold in full bags)

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Description of the test specimen

Name: PS1
Specimen Size: 24″ x 48″ x 1 1/8”
Mount Method: Type A Mounting Method
Frame Construction: On the floor

Area of test specimen: 72 ft2
Air temp in the test room: 23.oC
Air humidity in test room: 53%
Number of sound source positions: 2
Number of microphone positions per sound source position: 8
Type of noise used: Pink random noise
Type of mounting used: Type A Mounting

Practical sound absorption coefficients

Evaluation based on laboratory measurement results obtained by an engineering method.

Ratings according to ISO 11654 Weighted sound absorption coefficient: 0.86 Sound absorption class: A

Rating according to ASTM C423 – 99 Noise Reduction Coefficient = 0.86 Sound Absorption Average = 0.85

It is strongly recommended to use this single number rating in combination with the complete sound absorption coefficient curve. Sound absorption coefficients according to ISO 354 measurement of sound absorption in a reverberation room.