ROBERTS Super Felt 70-190 Underlayment, 27.3 ft L, 44 in W, 3 mm Thick, Fiber

Super Felt is 4mm thick insulating underlayment made to reduce noise and help cushion flooring; by absorbing noise instead of deflecting it, Super Felt provides a deep, rich sound; this felt underlayment is made from recycled fibers and compressed using a high heat manufacturing process; the film overlay protects engineered and laminate flooring from any moisture from the subfloor and includes an adhesive strip and 2-1/2 overlap for linking multiple rolls; keep floors warm in winter and cool in summer; for use over concrete and wood subfloors; coverage: 100 square feet per roll. STC:66 11C:67; Rating: 21, RValue:58.For use below, on and above grade subfloors

For use below, on and above grade subfloors

Provides deep, rich sound by absorbing noise instead of deflecting it

Made from recycled fibers

Extremely high temperature manufacturing process treats fibers

3 mm thick pad corrects minor sub-floor imperfections

Added R-value to chilly floors

Excellent for radiant heat floors