DAP Touch N Seal Black Spray Foam Sealant for RV, Pond, Waterfall & Landscape - UV Resistant, Class A Fire Rated, Waterproof, Polyurethane Adhesive with Gloves and Foam Gun (Pack of 6)

Perfect for landscaping projects such as ponds and waterfalls, and is safe for fish and plants. Maintains its color and integrates naturally into the surroundings, even under direct sunlight. Adheres rapidly to both porous and non-porous surfaces like rock, stone, cement, wood, and fabric. Ideal for securing stones in walls and sealing exterior gaps in foundations, retention walls, and crawlspaces. For optimal performance, apply in temperatures ranging from 20°F to 120°F and in areas with 40% relative humidity or greater; achieves full cure in 1 hour