Honeywell Dual Auto By-Pass Valve 22mm Straight
The Honeywell DU144 automatic bypass valve controls water flow in the heating circuit according to the water pressure across it and is used to maintain a minimum flow rate through the boiler and to limit circulation pressure when other water paths are closed.
- Valve housing with compression fittings for 22mm copper tube on inlet and outlet
- Spindle and plug assembly
- Bonnet with differential pressure setpoint marking
- Handwheel to pre-set differential pressure
- Protection cap
- Available in Straight or Angled Option