For emergency repairs in salt or fresh water, for improved resistance to moisture. Suited for repairs to boats, water and stock tanks, fish boxes, spas and tubs, downspouts and gutters. Cures wet, dry or in water in pools, fiberglass and bath fixtures. Hand mixed with 15-20 minute working time. Cures in 60 minutes. May be shaped, drilled, sanded, sawed, filed and painted. Nonconductive with -20 to 300° Fahrenheit (-29 to 150° Celsius) temperature range when cured. No sag, no drip. Resistantto hydrocarbons, ketones, alcohols, esters, aqueous salt solutions, halocarbons, and dilute acids and bases. 700 psi tensil shear strength. 75 hardness shore D after 1 week of curing. Packed in resealable, air-tight plastic cylinder.