Dicor Corp. RP-RG320S RV Trailer Camper Sealants Roof-Gard Rubber Roof Uv Protectant 32 Oz. (1) Rubber Roof Protectant; Roof Gard; Use To Protect RV Rubber Roof From Fading/ Oxidizing/ Drying And Cracking; 32 Ounce Trigger Spray Bottle; Single; With English Language Packaging Help Prevent Your RV Roof From Fading, Oxidizing, Drying And Cracking From Harsh UV Rays, Water Or Grime A Finish That Repels Dust And Water Roof-Gard Has No Silicone, Oils, Waxes, Glycerin And Petroleum Distillates Roof-Gard Will Not Harm Rubber Roofing. Roof-Gard Prevents Staining On Glass Tops