Honeywell DU145-3/4B 22mm Automatic Bypass Valve bar valve while the durable construction ensures

while the durable construction ensures longevity

Wide-ranging bathroom furniture collection with modern expressive design

heating appliances and many other high temperature applications

Continuous fibre fabric for reduced fibre loss and fast and even coverage

or the the sharp side for taking off vinyl floor tiles

Honeywell DU145-3/4B 22mm Automatic Bypass Valve bar valve while the durable construction ensuresThe DU145 Automatic Bypass Valve controls flow of water through a bypass circuit which is installed between flow and return pipework, typically at or near the boiler. Building Regulation advice states that if a bypass is installed, an Automatic Bypass Valve must be fitted. The DU145 saves energy by only allowing flow through the bypass when needed i. e. when flow through the system is reduced when zone valves or radiator thermostats are closing. The