Designed for glazing and sealing. Used for structural or conventional type glazing and curtainwall sealing involving glass, plastic or metal. Seals skylights, solar panels, ventilators, aluminum siding and windows, heating/air conditioning units, duct work, recreational vehicles and other glass, plastic or metal assemblies. Cures at room temperature upon exposure to moisture in the air providing good tensile strength and excellent adhesion. Withstands temperature extremes for neg. 60-degrees to 400-degrees Fahrenheit. Highly resistant to ultraviolet light and is virtually unaffected by other harsh environmental elements. Superior elasticity and long-life reliability. Forms a permanent watertight and weatherproof bond to materials like glass, ceramics, aluminum, primed steel, and some plastics. Meets FDA-USDA requirements. Covers approximately 31 lin. ft. at 1/4" dia. bead and approximately 14 lin. ft. at a 3/8" dia. bead.