This premium, tough, flexible, elastic synthetic rubber co-polymer caulk with excellent adhesion to a wide variety of roofing substrates and single ply membranes such as EPDM, TPO, PVC and metal.20/20 CAULK has superior adhesion, dries exceptionally fast, has excellent weatherability, resistance to yellowing and remains pliable. 20/20 CAULK may also be used for sealing and caulking surfaces such as fiberglass, wood, glass and masonry.

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov