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