Fix your RV roof with a sealant you can trust. Alpha Systems Low VOC Self-Leveling Lap Sealant is the perfect solution when fixing rubber, metal, or fiberglass roofs. Alpha Systems Self-Leveling Sealant is specifically designed to withstand the wear and tear of outdoor elements and block air and moisture from leaking through your roof. The Alpha Systems Low VOC Self-Leveling Sealant is made for horizontal application. Once fully cured, it can hold up against the shock, vibrations, and stress of outdoor transportation so you can travel without worrying about a leaking roof. BUILT TO LASTThis self-leveling sealant is the perfect fix for metal, fiberglass, and rubber RV roofs. It's formulated specifically to block air and moisture intrusion and can withstand wear and tear caused by weather. HORIZONTAL APPLICATIONThis self-leveling sealant is made for flat, horizontal surfaces and should not be used for vertical areas. FORMULATED FOR TRAVELOnce completely cured, this sealant can handle the shocks, vibrations, and stresses of transportation so you can travel with confidence.• Withstands all weather conditions• Perfect for sealing around skylights and fixtures on roofs• Low VOC formula• Helps prevent air and moisture intrusion• Paintable once cured• Size: 10.3-oz. tube• Coverage: 1/4" bead covers approx. 30 linear ft. Designed to withstand wear & tear of outdoor elements Self-leveling sealant made for horizontal applications only Paintable once cured | Alpha Systems Self-Leveling Lap Sealant, Black, 10.3- oz Tube