HERZ CAST IRON SWING CHECK VALVE
Flanged cast iron swing check valve for water and HVAC systems up to PN16.
HERZ CAST IRON DOUBLE DOOR (DUAL PLATE) CHECK VALVE
Compact wafer-type dual-plate check valve for flanged pipelines in HVAC and water systems
HERZ BRONZE SWING CHECK VALVE
Compact bronze swing check valve for HVAC, chilled water, and domestic systems