Copper 4-Point One-Way Water Check Valve for Heaters and Toilets

This durable water check valve is designed specifically for efficient operation in heaters and toilets. Featuring a robust copper construction, it ensures long-lasting performance and reliable functionality. The 4-point one-way design allows for smooth water flow while preventing backflow, making it an essential component for maintaining optimal water system efficiency. Easy to install, this check valve is perfect for both residential and commercial applications, providing peace of mind and enhancing the longevity of plumbing systems. Specification: Female to Male Check Valve (Brass), Male to Female Check Valve (Brass), Male to Male Check Valve (Brass), Internal to external check valve (electroplating type), Male to Female Check Valve (Electroplating Type), Male to male check valve (electroplating type) Material: Full copper Model: 4 points/DN15 Scope of application: Water heater toilet water pipe anti-backflow Type (channel location): Straight-through Flow direction: One-way Manufacture country: China Instructions included: No