Size Available: 4′ x 8′, 4′ x 9′,  4′ x 10′ or Custom
Thickness: 2″
Core Density:  5.5 lbs
NRC: 0.95
Face Type: Ironed Smooth Face
Core Color: Obsidian, Charcoal, Medium Grey, Light Grey, Cloud, Dark Beige, Light Beige, White, Charcoal Core Black Face
Core FSI: Class A Flame Spread Index
DATA SHEET: 2″ PolySorb Data Sheet

PolySorb Obsidian

Board Thickness: 2″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ or Custom
Face Type: Ironed Smooth Face
Quantity Pack: 3 Boards/Bag (Sold in full bags)

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PolySorb Charcoal

Board Thickness: 2″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ or Custom
Face Type: Ironed Smooth Face
Quantity Pack: 3 Boards/Bag (Sold in full bags)

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PolySorb Medium Grey

Board Thickness: 2″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ or Custom
Face Type: Ironed Smooth Face
Quantity Pack: 2 Boards/Bag (Sold in full bags)

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PolySorb Light Grey

Board Thickness: 2″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ or Custom
Face Type: Ironed Smooth Face
Quantity Pack: 2 Boards/Bag (Sold in full bags)

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PolySorb Cloud

Board Thickness: 2″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ or Custom
Face Type: Ironed Smooth Face
Quantity Pack: 3 Boards/Bag (Sold in full bags)

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PolySorb Dark Beige

Board Thickness: 2″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ or Custom
Face Type: Ironed Smooth Face
Quantity Pack: 3 Boards/Bag (Sold in full bags)

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PolySorb Light Beige

Board Thickness: 2″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ or Custom
Face Type: Ironed Smooth Face
Quantity Pack: 3 Boards/Bag (Sold in full bags)

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PolySorb White

Board Thickness: 2″
Board Sizes: 4′ x 8′, 4′ x 9′, 4′ x 10′ or Custom
Face Type: Ironed Smooth Face
Quantity Pack: 2 Boards/Bag (Sold in full bags)

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PolySorb Charcoal Core Black Faced

Board Thickness: 2″
Board Sizes: 5′ x 9′, 5′ x 10′ or Custom
Face Type: Ironed Smooth Face
Quantity Pack: 2 Boards/Bag (Sold in full bags)

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Click Here For Testing Data

Description of the test specimen

Name: PS2
Specimen Size: 24″ x 48″ x 2”
Mount Method: Type A Mounting Method
Frame Construction: On the floor

Area of test specimen: 10.80 m2
Air temp in the test room: 22.oC
Air humidity in test room: 63%
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: 0.95 
Sound absorption class: A

Rating according to ASTM C423 – 99
Noise Reduction Coefficient = 0.95
Sound Absorption Average = 0.93

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.