Lucas #8800 Universal Single-Ply Adhesive is a water based contact adhesive for securing TPO, EPDM, PVC and other single-ply membranes to wood, concrete, metal and any type of roofing insulation. Fast drying with aggressive tack, #8800 bonds instantly without the risk of fire associated with flammable solvent based adhesives. VOC compliant in all of North America. This product is manufactured from strong, elastic, low Tg polymer resin and special additives in a water vehicle. #8800 exhibits permanent surface tack.