Tef-Gel TG-16T is a waterproof anti-corrosion paste with a special PTFE formula that helps prevent galvanic corrosion between dissimilar metals. It is presented in a 453 g package for use on connections exposed to saltwater and detergents.

Ultra Tef-Gel is formulated to prevent saltwater electrolytes from reaching the surface of the connection metals. It contains no volatile solvents, does not evaporate, dry out, or wash away, is developed for long-term protection, and is designed to allow connections to be disassembled even years later.