SEAFLO Inline Straight 1-1/4"-1½" Quick Disconnect Non-Return Check Valve-Inlet/Outlet fits Both 1-1/4" & 1½"- Anti-Backflow Design, (1-Pack)

["Prevents Backflow with One-Way Flow Control Ensures water flows in only one direction, preventing reverse flow and system contamination.","Universal Fit for 1-1/4\" & 1-1/2\" Hoses Designed with a dual-size inlet/outlet, making it compatible with both 1-1/4\" and 1-1/2\" hose connections for greater versatility.","Quick-Disconnect Feature for Easy Installation & Maintenance Allows for fast, tool-free installation or removal, simplifying cleaning and replacement.","Durable, Corrosion-Resistant Marine-Grade Construction Built with high-quality, impact-resistant materials to withstand saltwater, chemicals, and extreme marine conditions.","Maintains System Efficiency & Consistent Water Pressure Helps stabilize water pressure, improving the efficiency of bilge pumps, livewells, baitwells, and freshwater systems.","Leak-Proof & Secure Seal for Reliable Operation Provides a tight, secure connection, reducing the risk of leaks and water loss.","Compact & Lightweight for Versatile Applications Designed to be lightweight and space-efficient, perfect for boats, RVs, yachts, and general plumbing setups.","Ideal for Marine, RV, and Industrial Use Suitable for bilge pumps, livewells, baitwells, sump pumps, water transfer systems, and more."]