Sure-Flex PVC Low-VOC Bonding Adhesive is a high-strength solvent based contact adhesive that allows bonding of PVC and KEE membranes to various non-porous and porous substrates. It is specially formulated using a blend of VOC-exempt and non-exempt solvents to be in compliance with the state of California Clean Air Act of 1988 (updated in 1997) and as further regulated by California's Air Quality Control Districts listing VOC limitations.