
HERZ CAST IRON DOUBLE REGULATING & COMMISSIONING VALVES
Compact DZR brass fixed orifice valve for accurate flow regulation and measurement in HVAC systems
The HERZ 4113 DP Cast Iron Gate Valve fromย HERZ Armaturen is a robust, full-bore shut-off valve designed for use in heating, cooling, and water distribution systems.
Manufactured from cast iron (GG25) and featuring an EPDM-sealed wedge, this valve provides reliable isolation with minimal pressure loss. The valve complies with EN 1171 and BS 5150 design standards and comes with PN16 flanged connections per EN 1092-2.
Its durable epoxy-coated body ensures long-term corrosion resistance and stable operation in both hot and cold-water circuits.

Compact DZR brass fixed orifice valve for accurate flow regulation and measurement in HVAC systems

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

Heavy-duty ductile iron gate valve with stainless-steel trim for high-pressure water systems

Flanged cast iron globe valve with non-rising spindle for shut off in large HVAC circuits.