- Superior Protection: Crafted with a robust black-coated spring steel frame and a large rectangular rubber sleeve, this boat flusher effectively seals the air inlet. Its secure fastening system prevents any leakage, ensuring reliable performance. The strong, wear-resistant materials guarantee durability for long-term use. - Comprehensive Coverage: Designed with two large rectangular rubber earmuffs and an outer waterproof cover, this boat engine thrower provides optimal coverage. It prevents leakage during operation, ensuring your engine receives the best maintenance. - Hassle-Free Assembly: Simply slide the cup over the intake slot and connect the male fitting to any standard hose. This user-friendly design simplifies the maintenance process, making it quick and efficient. - Unmatched Prevention: Rinsing your engine with clean water enhances water flow through both inlets, effectively preventing corrosive damage. The dual water inlet design efficiently removes salt, sand, and silt, protecting your engine and extending its lifespan. Use Scenarios: 1. Ideal for regular maintenance after saltwater outings, ensuring your engine remains free from corrosive elements. 2. Perfect for winterizing your boat, providing a thorough rinse before storage to prevent buildup. 3. Great for quick engine flushes between trips, keeping your boat in optimal condition for any adventure. With its effective design and durable construction, this boat flusher is an essential tool for boat owners looking to maintain their engines and prolong their life.