Pentair R172316 Check Valve - 1-1/2in to 2in, 0.5lb

What This Part Is Used For
Pentair R172316 Check Valve - 1-1/2in to 2in, 0.5lb is a check valve designed to prevent backflow in compatible pool plumbing systems. It allows water to flow in one direction only.

Why This Part Matters
Backflow can damage equipment or allow debris to return to the pool. A properly functioning check valve protects heaters, salt cells, and other components. Replacing a worn valve restores reliable one-way flow control.

Key Features and Specifications

• Manufacturer part number R172316
• Check Valve - 1-1/2in to 2in
• 0.5lb cracking pressure specification
• Prevents reverse flow
• Used in compatible Pentair systems

Installation and Fitment Guidance
Install in the correct flow direction as indicated on the body. Confirm by manufacturer part number before ordering. Use proper solvent cement and allow cure time before pressurizing.

About the Pentair Brand
Pentair plumbing protection components are engineered for reliable performance. Their check valves are widely used to safeguard pool equipment. Pentair products are designed for compatibility with modern systems. Genuine Pentair parts help maintain dependable water flow control.

Common Service Context
Common when preventing heater backflow or protecting salt chlorine generators.