Sell unit: 4 rolls, 400 sq.ft. Self-sealing lip and tape; Contact the seller for free samples.
3mm thick provides more comfortable while walking or standing on your floor
Advanced Thermal protection; Better moisture protection;Mold and mildew resistant
Vapor Barrier thickness:1.2 mil; Aluminum Coating:11 gram
Suitable for Vinyl, laminate, SPC, WPC, bamboo, engineered floor or all floating floor