
HERZ DUCTILE IRON LUG TYPE LEVER OPERATED BUTTERFLY VALVE
Ductile iron lever-operated lug-type butterfly valve for HVAC and water applications.
The HERZ 4111 Cast Iron Y-Strainer from HERZ Armaturen is a flanged inline filter used to protect valves, pumps, and other components from debris in water and hydronic circuits.
Manufactured from cast iron (GG25) with a stainless-steel mesh (AISI 304) and Klinger it gasket, it ensures reliable operation up to 110°C at PN16 pressure. The strainer’s design allows easy cleaning and maintenance while maintaining system efficiency.
Its flanges conform to EN 1092-2, and it is coated in RAL 5000 blue epoxy for corrosion protection.

Ductile iron lever-operated lug-type butterfly valve for HVAC and water applications.

Forged brass strainer with stainless-steel mesh for protecting heating and water systems from debris

Flanged cast iron gate valve for shut-off applications in HVAC and water distribution systems

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