DU146-3/4A installations up to approx. 70 kW (60.000 kcal/h), 3/4 in
SKU: DU146-3/4A
DU146-3/4A installations up to approx. 70 kW (60.000 kcal/h), 3/4 in
SKU: DU146-3/4A
The automatic bypass and differential pressure 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.