Dripper Guard Large helps keep your boat hull free from unsightly stains caused by water dripping from thru-hull drains. It's designed to fit larger thru-hulls measuring 1-7/8" to 2-5/8" in diameter, making it ideal for drains from air conditioners, sinks, generators, showers, bilge pumps, baitwells, and sump pumps.Installation is straightforward and quick with a high-quality 3M weather-resistant adhesive. Just clean and dry the area thoroughly (must be above 60°F), peel off the backing, align the guard with the center of the thru-hull, and press firmly. Allow at least one hour for the initial bond and 48 hours for full curing.Using Dripper Guard means less time scrubbing stains and more time enjoying your boat. Fits thru-hulls 1-7/8" to 2-5/8" diameter High-quality, durable 3M adhesive Prevents stains from common thru-hull drains Easy peel-and-stick installation