Trust this resin for initial coats and fiberglass lay ups.General purpose polyester resin. Use with cloth, mat, roving, etc. Sold with catalyst. Additional catalyst forquart and gallon sizes sold separately.Key featuresGood wettability and strength.Multiple applications with fiberglass cloth or matProtects against moisture damageEconomy finish resinCan be tinted with Evercoat coloring agents,SpecificationsType: Polyester resinUsage: General purpose laminating resinCure Time: 6 to 8 hours