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