Unison 2-In-1 Underlayment, 100 sq-ft Coverage, '3/32 in Thick

It comes to you in New and Fresh state Product Description An under-pad to support laminate and engineered wood type floating floors; it's 3/32" polyethylene foam increases cushioning between flooring and subfloor; 4" film overlap with adhesive strip for seamless protection; top film protects from harmful moisture vapor; coverage: 100 square feet. STC:54 11c:61. From the Manufacturer Unison is an engineered 2-in-1 foam underlayment for laminate and engineered wood flooring. Unison is designed to provide both moisture protection and cushioning as an under-pad on floating floors. Each roll includes a 3 inch overlap with an adhesive strip to seal out moisture at the seams. What you see is what you will get

Easy to use rolls of 100 sq Ft., measuring 4 feet x 25 feet x 3/32 Inch 3/32 In polyethylene foam increases cushioning between flooring and sub floor 3 In film overlap with adhesive strip for seamless protection 2 mil. thick top film protects from harmful moisture vapor