ARDEX WPM 649 TPO Bonding Adhesive is a solvent based contact adhesive designed specifically for bonding ARDEX WPM 615 TPO membranes to approved insulations in addition to wood, metal, masonry and other acceptable substrates.
1.40m2 to 1.47m2 per litre may be obtained depending on the substrate
Some insulation surfaces are more uneven & porous and will
result in a lower coverage rate, while smooth non-porous substrates will result in higher coverage rates.