This is a 3/16 Thick Putty Tape specially formulated to be non-staining non-hardening non-drying out sealer for general water proofing air and dust sealer. Adheres to any clean dry surface. This putty tape is widely used in the RV industry to seal under moldings around windows doors and vents. Ideal for rubber roofs. Heavy flexible non-hardening butyl material that remains pliable as. Releases easily from its silicone-treated backer. For use under moldings around windows doors and vents. Can be used to seal and waterproof overlapping metals and easily shaped and formed to seal difficult areas. Features Ideal For Rubber Roofs Heavy Flexible Non-Hardening Butyl Material That Remains Pliable Releases Easily From Its Silicone-Treated Backer For Use Under Moldings Around Windows Doors And Vents Can Be Used To Seal And Waterproof Overlapping Metals And EasilySpecifications Color: Grey Size: 18 in. x 1 in. Length: 20 Weight: 3 lbs - SKU: MYRD121553 This product ships in approximately 1 days