SlideRenu SlideCaulk Water Resistant Joint Seam Sealer, 10.1 Fl Oz Tube SR291FC

A fast curing, one-part polyurethane that chemically reacts with moisture to deliver strong, flexible bonds with excellent adhesion to wood and fiberglass. Forms watertight, weather-resistant seals on joints and hardware above and below the water line. In addition, its flexibility allows for dissipation of stress caused by shock, vibration, swelling or shrinking.