?ramkle butyl sealant tape, rv roof tape black, 4 inch x 50 feet rv repair sealant waterproof tape, uv & weatherproof butyl roofing tape for window, boat sealing, truck and trailer roof sealant 4in-50ft black is up for auction in Automotive. The current bid is $9.00, 68% below the $27.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.