Heat Uncoupling Membrane 3 x 41 ft & 1/8'' Thick & 135 sq.ft Large Coverage Do not miss out on our membrane roll. If you are looking for a high-quality water-proof membrane to protect the floor during your house renovation. VEVOR's uncoupling membrane is made of long-lasting polyethylene material, effectively protecting your floor substrate from water, vapor, and heavy loads. Get it and start your trouble-free renovation now! Upgrade PE Membrane Water-proof & Crack-proof Heated Cable Protection Effortless & DIY Installation A Must-have Floor Underlayment Key Features Upgrade PE Membrane: Item Size (L x W): 41 x 3 ft (12.5 x 1 m); Covering Area: 135 sq.ft (12.5 m²); Item Thickness: 1/8'' (3 mm). The tile membrane underlayment adopts professional-grade polyethylene, ensuring a long-lasting use. Water-proof & Crack-proof: The tile uncoupling membrane keeps water or vapor from penetrating the tiles, effectively protecting the floor. It also uncouples the tile and substrate to keep the