x mm; For use under laminate and engineered wood flooring; Dense, closed cell structure offers. [HOST]: ROBERTS Black Jack Underlayment - Rollo de pies cuadrados - 43" x ' x in: Herramientas y Mejoras del Hogar. Designed for laminate and engineered wood floors. El tensor BK tiene la misma XL Rollo de m2 - m x 51 m (2/caja) Black Jack Floating Floor Underlayment® y Unison®. ROBERTS. The mm thick foam layer provides optimal cushioning and sound absorption. Discover the superior performance of ROBERTS XL Black Jack Underlayment. . ft. Ideal for laminate and engineered wood, it works over many types of subflooring. Sound Ratings: IIC 70;. ROBERTS. Coverage: square feet, with roll measuring 43" x 28'. coverage with rolls measuring 28 ft. sq. ft. Easy installation with plastic overlap and adhesive strip; mm thickness. rolls. Rollo - 43" x 28'. ROBERTS Black Jack Underlayment - pies cuadrados. ROBERTS Black Jack Underlayment - pies cuadrados. Tienda de EE. x 43 in. Black Jack is engineered as a superior grade, 2-in-1 underlayment with a mm thick foam layer that provides optimal cushioning and sound absorption, as well. UU. Black Jack Underlayment is ideal for laminate and engineered wood over many types of subflooring. ROBERTS. Black Jack is engineered as a superior.