100SF Roll Super Felt

Product Details:

Product: Super Felt Underlayment
Model #: Super Felt
Sqft/Roll: 100 Sqft
Spec: IIC-71; STC-68
R-Value (@0.125"): 0.52hr-ft2-degF/Btu (4.19/inch)
Flammability: Meets or exceeds CPSC FF 1-70
Weight: 6 lbs per roll