Christian McArdle wrote:

Really your room stat is redundant if you are going to use the TRVs


Except that this is not permitted without some other form of interlock, as
the boiler will continue to cycle even when all the TRVs are off, which is
wasteful of gas and not permitted by the building regulations.

and in some cases might no do the pump any favours either!

--
Cheers,

John.

/================================================== ===============\
| Internode Ltd - http://www.internode.co.uk |
|-----------------------------------------------------------------|
| John Rumm - john(at)internode(dot)co(dot)uk |
\================================================= ================/