comi boiler

[telephone]

help is there someone out there who can give me a quick lesson,I have a combi boiler i want to fit an extra radiator to tee off existing pipes do i have to switch the boiler off, and do i have to drain the whole system, or is there a quicker way. please thanks. [/list][/code][/quote]

 

[ChrisR]

Yes and Yes unless you freeze the pipes and put proper isolating valves in.

 

[telephone]

Thanks Chris,thought about fitting isolating valves but pipes are in void and will be hidden behind a wall when new cloakroom is completed

 

[ChrisR]