
HERZ Differential Pressure Controller – Cast Iron Body (F 4007 Series)
Flanged differential pressure controller maintaining constant system pressure balance.
The HERZ Brass Diaphragm Pressure Reducing Valve from HERZ Armaturen ensures consistent outlet pressure in domestic and light commercial water systems. Its diaphragm design provides stable performance, while the corrosion-resistant brass body and integrated plastic cap offer reliability and ease of adjustment.
Engineered for long service life and minimal maintenance, it ensures optimal flow control and protection for downstream installations.

Flanged differential pressure controller maintaining constant system pressure balance.

The HERZ DZR SMART PICV (4006/4206 SMART Series) with Three Test Points

Flanged cast iron swing check valve for water and HVAC systems up to PN16.