teak over ANYTHING
all teal decks these days are laid down on polyurethane sealer, the best being SIKAFLEXcheaper ones are by Bostik , the drill is, scuff your gelcoat with coarse sand paper and mark your treads, mask off, apply your sika, on the gel, butter the teak, and press onto the deck, and there yar no proboh by the way I do not charge for tech info, he he