Emaux Check Valve 50mm and 40mm - Essential Swimming Pool Fittings.Upgrade your swimming pool system with the reliable Emaux Check Valve in 50mm and 40mm sizes. Designed for optimal performance and durability, these essential fittings ensure seamless water flow control, preventing backflow and maintaining optimal circulation. Crafted with precision engineering and quality materials, Emaux delivers peace of mind for pool owners and operators. Whether you're maintaining a residential pool or managing a commercial facility, trust in Emaux Check Valve for unmatched reliability and efficiency. Invest in the best for your pool with Emaux, the trusted name in swimming pool fittings.