
HERZ CAST IRON WAFER TYPE GEAR OPERATED BUTTERFLY VALVE
Gear-operated cast iron wafer butterfly valve for large-diameter HVAC and industrial water systems.
The HERZ Ductile Iron Gate Valve from HERZ Armaturen is a PN25-rated isolation valve engineered for reliability in demanding industrial and HVAC installations. Constructed from ductile iron (EN-JL 1050), it offers superior strength and pressure resistance compared to standard grey cast iron models.
Fitted with stainless-steel seat rings, wedge trim, and packing hardware, it delivers exceptional corrosion resistance and long operating life. The valve’s graphite-asbestos-free seals ensure leak-tight performance even under elevated temperatures.

Gear-operated cast iron wafer butterfly valve for large-diameter HVAC and industrial water systems.

Flanged cast iron double regulating and commissioning valve for hydronic balancing in large HVAC networks

Cast iron wafer butterfly valve with stainless-steel disc and lever operation for HVAC and water systems.

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