... cure; 2,fast curing, permanently flexible; 3,excellent waterproof & weather resistant; 4,equivalent to Dow. Description:OLV568 Fast Cure ... It is fast curing and permanently flexible, waterproof and outstanding weather resistant. It is suitable for sealing, repairing, ... ;2. Fast curing and permanently flexible, waterproof and outstanding weather resistant.Application:1. Clean with solvents such as ...