PMPC: Vaporproofing/waterproofing Membrane

W. R. MEADOWS Premoulded Membrane Vapor Seal with Plasmatic Core (PMPC), a patented seven-ply, weather-coated, permanently bonded, semi-flexible vaporproofing/waterproofing membrane composed of an exclusive plasmatic core, suspended mid-point between two layers of a homogeneous, bituminous material and then sealed under heat and pressure between liners of asphalt-impregnated felt and a glass-mat liner. An asphalt weather coat is applied to the glass-mat liner and covered with a polyethylene anti-stick sheet.
• Easy-to-install, economical, true vaporproofing and waterproofing system for horizontal applications
• Properly applied, it stops moisture migration in footings, concrete floors, and structural slabs
• Exceeds industry standards for puncture resistance, tensile strength, and offers less than 0.002 perms