The Roberts Black Jack 2-in-1 Underlayment is designed for use under floated laminate, bamboo and engineered wood floors and is ideal for many types of subflooring. Black Jack is engineered as a superior grade, 2-in-1 underlayment with a 2.5 mm thick foam layer that provides optimal cushioning and sound absorption, as well as a closed cell foam design that offers excellent moisture vapor resistance. The underlayment also features a 4" overlap and adhesive strip to seal out moisture and join multiple rolls. For use under floated laminate, bamboo and engineered wood floors. Dense, closed cell structure offers moisture, mold and mildew resistance. Ideal for use over radiant heated floors. Easy installation with plastic overlap and adhesive strip.

• Provides cushioning and sound absorption
• Protects against moisture vapor
• Easy to install
• For use with laminate, engineered wood
• Works over a variety of substrates