Satterlund Supply offers a full line of backflow preventers and vacuum breakers—designed to protect potable water systems from contamination and ensure code compliance in commercial, industrial, and residential installations. Our backflow preventers—including dual-check, reduced-pressure zone (RPZ), and double-check valves—provide reliable back-pressure and back-siphonage protection, while our atmospheric and pressure-type vacuum breakers safeguard against negative-pressure events. Manufactured to ASSE, AWWA, and CSA B64 standards from durable bronze, brass, and stainless steel, these devices deliver leak-proof performance and long service life. Paired with Satterlund Supply’s precision reliability and expertise, you’ll receive ready-to-install backflow preventers and vacuum breakers tailored to your exact specifications—delivered promptly throughout Michigan and Ohio, with shipping options nationwide!