Check the listing for details. Geocel GC28903 (GC28103) , Pro Flex RV Flexible Sealant, Black, 10 OZ, Set Of 4. Condition: New. Listed at 53.58 USD. GEOCEL GC28903 - Pack Of 4Superseded Part Numbers 28103, GC28103Roof Sealant; Pro Flex RV; Use To Create Watertight Seal On RV Roofs/ Doors/ Windows/ Side Molding/ Trim/ Vents And Seams; Compatible With Aluminum/ Glass/ Kynar/ Steel/ Wood/ Fiberglass And Vinyl; Paste; Black; 10 Ounce Cartridge; Single; Paintable; UV And Mildew ResistantPro Flex RV Flexible Sealant is specifically designed for the recreational vehicle industry. It can be exposed to adverse weather conditions right after application. Pro Flex RV Sealant has excellent expansion and contraction properties to withstand the joint movement and temperature changes associated with recreational vehicles. It bonds to many recreational vehicle materials, even damp, slightly oily, or frozen surfaces. Product design may vary.Roof Type: Aluminum/ Fiberglass And Vinyl/ Glass/ Kynar/ Steel/ WoodType: Self Leveling PasteColor: BlackUnit Size: 10 Ounce TubeUnit Quantity: SingleHAP: NoUsed To: Stop Leaks In Roof Breaks/ Seams/ Splits/ Holes From The Metal RV Roofing System Features:Crack Resistant; Exceptional FlexibilityExcellent Adhesion To Many Surfaces, Even When DampUV Resistant; PaintableResealable; May Be Applied Over ItselfResists Dirt Pick-UpEasily Applied, Non-Stringing FormulationTools And Cleans Up EasilyCured Sealant Is Mildew Resistant