Flexi-Hinge Double Disk Blower Check Valves | Model 518 - Full Port, Low-Pressure Wafer Style, Cast Iron Body, Aluminum Internals, ISO Certified

Flexi-Hinge Double Disk Blower Check Valves | Model 518 – Wafer Style Innovation for Maximum Flow and Efficiency

Flexi-Hinge redefines check valve performance with its advanced seatless, full-port, double-disc design, expertly engineered and manufactured in the USA. The Flexi-Hinge Model 518 Double Disk Blower Check Valve offers unmatched protection against liquid or gas flow reversal, ensuring system integrity even in the most demanding applications. Featuring one of the industry's largest flow areas, a unique non-metal-to-metal contact design, and low-pressure operation, the Model 518 is ideal for those seeking reliable, high-efficiency solutions. Built with a durable cast iron body, aluminum internals, and EPDM seals, this 125# Wafer Style valve delivers lasting performance at pressures up to 250 psi and temperatures up to 300°F.

Key Features: Engineered for Maximum Flow and Durability

• Largest Flow Areas: Designed to deliver the widest flow paths in the industry for optimal system efficiency.

• Low-Pressure Operation: Opens and closes easily with minimal pressure, enhancing system responsiveness.

• Unique Seatless Design: Eliminates metal-to-metal contact to reduce wear and extend valve lifespan.

• ISO Certified Manufacturing: Ensures consistent, high-quality performance.

• Durable Construction: Cast Iron body with ASTM 6061T6 aluminum discs and wing support for strength and reliability.

• High-Temperature Tolerance: EPDM seals handle temperatures up to 300°F.

• Robust Pressure Rating: Maximum working pressure of 250 psi at 60°F for demanding applications.

Upgrade Your System with Flexi-Hinge Model 518 Check Valves!

When system reliability and performance matter most, trust the innovation and quality of Flexi-Hinge Model 518 Double Disk Blower Check Valves. Designed to deliver maximum flow, minimal maintenance, and outstanding durability, these valves are the smart choice for critical applications. Enhance your system’s efficiency and longevity today with Flexi-Hinge.

Other material, size and pressure rating options are available on special order. Choose from:

• Body Construction: Cast Iron
  
• Internal Components: Stainless Steel or Aluminum internal components
• Seal Options: Buna-N, EPDM, Viton, or Silicone
• Maximum Pressure: 200 psi
• Temperature Range: -100° to +500°