CHECK VALVE KIT: The ETF-470-A is a Sloan check valve kit designed for reliable and efficient backflow prevention in Sloan faucet systems. Built for corrosion and rust resistance, this kit helps to maintain the integrity and longevity of your Sloan faucet systems. INCLUDED COMPONENTS: The ETF-470-A kit includes a 3/8" check valve designed to prevent reverse flow of water or other fluids. This kit also includes compression end connections for simple installation. SIMPLE INSTALLATION: The ETF-470-A includes compression end connections that make installation quick and easy. Simply connect the kit to the faucet and plumbing system using the compression end connections, and the check valve will automatically prevent backflows. COMPATIBILITY CHECK: This check valve kit is specifically designed to fit the EBF-650, EFX-250, and EAF-275 faucet models, ensuring optimal performance and functionality. Always make sure to check part compatibility to ensure a quick, hassle-free repair. SLOAN GENUINE PARTS: Extend the life of your Sloan products. Our products perform at their highest levels when maintained exclusively using Sloan Genuine Parts. We offer the largest selection of best-in-class parts, manufactured and tested to Sloan specifications, specifically designed for the most reliable commercial restroom products. This means fewer repairs and protects your investments. WATER CONNECTS US: Every day around the world, Sloan products connect the systems that manage our planet’s most precious resource. As the world’s leading manufacturer of commercial plumbing systems, we’ve spent more than a century pioneering smart, water-saving restroom solutions that are built to last a lifetime.