Gold Standard Fuel - Gas Tank Sealer will stop rust and form a tough, fuel impervious coating while sealing small pinholes and weld seams. Your fuel will never touch the inside walls of your tank again. KBS gas tank sealer seals small pin holes and some weld seems. KBS gas tank sealer will work on steel, aluminum, and fiberglass tanks.

Note: Gold Standard Tank Sealer is NOT designed to be used by itself, but is designed to be used in conjunction with AquaKlean and RustBlast