Recent content by scorch

true but on unvented cylinder with additional safety zone valve, in event of cylinder overheat the Z/V will close. if C/h not required then flow has nowhere to go and boiler will likely overheat too. Therefore an autobypass will be required too. Y plan on unvented cylinder appears to be a...

Hi all, does the third pipe have its own connection to the shower or is it connected to one of the two pipes supplying the shower? could be someone has used the gravity supply to the shower to also connect to the toilet or other low pressure water connection.