Check Valve-Polypropylene

Check Valve – Polypropylene

Reliable Backflow Protection, Built to Last

The Check Valve – Polypropylene offers strong chemical resistance and dependable backflow protection for soft wash and chemical mixing systems. Built with glass-filled polypropylene, it features a one-piece body design for durability and long-term performance.

Additionally, the internal EPDM gasket and 316 stainless steel spring ensure smooth, consistent operation under demanding conditions. With a low ½ PSI spring tension, it opens easily for optimal flow while preventing unwanted reverse flow.

Key Features:

• One-Piece Polypropylene Body: Strong, chemical-resistant construction for long-lasting use

• Glass-Filled Reinforcement: Increases strength and chemical compatibility in harsh environments

• EPDM Gasket: Provides a tight seal and reliable chemical resistance

• 316 Stainless Steel Spring: Corrosion-resistant and built for daily use in demanding systems

• Low Cracking Pressure: Opens at just ½ PSI, allowing smooth flow without restriction

• High Pressure Rating: Handles up to 300 PSI for maximum system flexibility

• Hydro-Mixer Compatible: Direct replacement for Hydro-Mixer XL and XXL check valves

Available Variants:

• 1/2″ FPT x 1/2″ FPT – Hastelloy spring, FKM seals, 1/3 PSI cracking pressure

• 3/4″ FPT x 3/4″ FPT – Hastelloy spring, FKM seals, 1/3 PSI cracking pressure

• 1″ FPT x 1″ FPT – 316 stainless steel spring, EPDM gasket, 1/2 PSI cracking pressure