About This Large Size: boasting a large size of 49.21 feet/15 meters long, 3.28 feet/1 meter wide, and 0.12 inches/3 mm thick, our floor underlayment provides full coverage for your space; Please note the product is produced according to the metric system and has tolerances Quality Material: our uncoupling membrane for under tile is made of a blend of HDPE and PP materials; The hard plastic material prevents our products from breaking and supports your long-term projects Moisture Barrier: the dimples design of underlayment for vinyl plank flooring can quickly guide water from the ground into the dimples, which can effectively isolate water vapor and provide effective moisture-proof protection for your floor Dimples Design: the dimples arranged along vertical and horizontal axes to quickly direct water from the ground to the bottom drainage system; The stud-shaped dimples forms an air chamber between the drum and its mating surface Versatile Usage: it is ideal for damp proofing and drainage in basements and underground walls as an underlayment under laminate on basement floors, creating an air gap between the soil and the wall, preventing water from penetrating
