When it's time to repair your RV's roof, trust the name the pros use! The Alpha Systems 1021 self-leveling lap sealant is perfect for sealing horizontal, flat areas of your RV, like your rooftop and around roof structures like vents, antennas, skylights and more. This is is a self-leveling sealant that is designed to work on flat, horizontal surfaces of your RV and can withstand the elements and wear and tear of travel. It has excellent adhesion to rubber, metal or fiberglass RV roofs. Plus, once it?s fully cured, it can hold up against the shock, vibrations, and stress of outdoor transportation. All so you can travel without worrying about a leaking roof.The 1021 self-leveling lap sealant comes in a single tube and is available in white, beige, gray or almond color options.With Alpha Systems, you get a holistic system of premium RV repair and maintenance products all designed to work together. From our self-leveling sealants to our butyl tapes, each Alpha product is carefully formulated in our labs and tested for superior performance. Our standard is to never settle for status quo. We?re constantly raising the bar, innovating and improving our family products, in every detail. That?s why RV manufacturers, dealerships and service technicians throughout the industry trust our name when it comes to giving their customer a product they can rely on. And better yet, all of our high-quality sealants, adhesives and tapes are made in the heart of RV country, right here in the USA. Alpha Systems, trusted by the pros, formulated for your RV.Whether you?re on the road or on the water, Lippert supplies a broad array of premium RV, towing, and marine products designed to enhance all of your recreational pursuits. Our team is committed to always thinking about your next journey ? pushing the possibilities of our products and services, all to better your time spent outdoors, whenever, wherever, for years to come. COMPATIBILITY Great for flat, horizontal surfaces on your RV like your rooftop and around roof structures MADE TO PERFORM Helps prevent water and air from leaking into your RVs interior RELIABLY DESIGNED Once completely cured, this sealant is formulated to withstand rigors and vibrations of RV travel CUSTOMIZATION Available in Beige, Gray, Almond and White to match your RVs aesthetic ALPHA Alpha Systems provides a holistic lineup of tapes, sealants, adhesives and cleaners all formulated for your RV