PC Products PC-Xtreme Polyurea Joint Filler, Concrete and Blacktop Sealant, 22oz Cartridge, Gray 96000 Polyurea elastomeric filler to repair cracks and joints in concrete and blacktop; requires a dispensing gun to apply Highly flexible formula moves with joints for durability. Stop water penetration at overhead door entrance Application temperature range from -40 to +120 degrees F and continuous service temperature range from -40 to +170 degrees F Provides gel time of 3 minutes and cure time of 90 minutes (at 75 degrees F) Self-leveling for horizontal applications