The DU144 Automatic Bypass Valve controls the flow of water through a bypass circuit which is installed between flow and return pipework, typically at or near the boiler.
The DU144 saves energy by only allowing flow through the bypass when needed
Maximum working temperature is 120°C
Flow capacity is 1.5m³ per hour
Differential pressure is 0.1 to 0.6 bar
Set pressure scale and protective cap
22mm compression ends