Bondo 401 Fiberglass Repair Resin, 0.9 pt Can

Same high-strength polyester resin that is used to build most boats. Use alone or with fiberglass tape; cloth or mat to repair damaged fiberglass boats; snowmobiles; jet skis; bathtubs and showers. Use as a sealer on damaged and rotted wood. Seals concrete. Use on large or small metal rust-outs. Joins most surfaces together while creating a strong and long lasting bond. Sandable in less than 2 hours. Compatible with all paints, including gel coat and marine paints. Waterproof. Includes liquid hardener.