The Sherwood 18001 raw water strainer is a reliable, heavy-duty solution designed to protect marine engine cooling systems from debris and contaminants. Built with a durable housing and a clear, removable top for easy inspection, it allows boaters to quickly check and clean the internal stainless steel screen without tools. Its high-flow design ensures efficient water intake while minimizing restriction, making it ideal for both recreational and commercial applications. The Sherwood 18001 helps extend the life of pumps, heat exchangers, and engines by preventing clogging and reducing maintenance downtime.