Protect your raw water cooling system with our selection of raw water strainers from trusted marine brands. A quality raw water strainer keeps debris out of your engine's cooling circuit , preventing overheating, impeller damage, and costly repairs. Regular inspection and cleaning of your raw water strainer should be standard practice on any inboard or generator-equipped vessel. Go2marine carries strainers in various body sizes and basket configurations for inboard, outboard, and generator applications.