79 mil 2mm EPE Pearl Cotton Film Underlayment for Tile si'zsize:72 sq.ft. Rolls 43 x in. W 20 x ft. L the surface fire retardant can

the surface fire retardant can withstand high temperature heat insulation

attic vent

heat insulation

The material of this product is butyl rubber aluminum foil

The material of this product is PE braided cloth and PET aluminized film

79 mil 2mm EPE Pearl Cotton Film Underlayment for Tile si'zsize:72 sq.ft. Rolls 43 x in. W 20 x ft. L the surface fire retardant canThe underlayment is made of premium quality materials for superior performance. Offers long lasting performance, ensuring the underlayment remains effective over time. Adds cushioning underfoot, making your floors comfortable to walk on. Acts as a moisture barrier, protecting your floors from potential damage caused by moisture or spills. High quality material: the underlayment is made of premium quality materials for superior performance Excellent