
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 4115 Series from HERZ Armaturen Rising Spindle Globe Valve is a DZR brass shut-off valve designed for hydronic heating and cooling applications. It features a rising spindle, EPDM sealing, and optional draining ports, ensuring easy system isolation and maintenance.
Made from dezincification-resistant brass (CC752S/CW602N), it resists corrosion in aggressive water conditions. With a pressure rating of PN20 and temperature range up to 110°C, the valve ensures reliable operation in both hot and cold-water systems.

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

Heavy-duty flanged pressure reducing valve for precise downstream pressure control.

Automatic DZR brass air vent for bleeding air from heating and cooling systems.

Compact DZR brass globe valve with non-rising spindle for HVAC and hydronic shut-off applications