The law and TRVs

Softus
Without bothering to agrue the fact all night, if you read my original post i stated that trv's only had to be fitted into bedroom's (sleeping areas) along with the roomstat.

People commented on the fact that it was now mandatory to fit to all room's (other than room stat room)

I was mearly looking through the various literature to see if there had been any change's since the release of part L1 in 2005.

All of what you have stated is exactly what i have written on page's 1-3 of this thread, but was trying to prove that what i orignally stated ( trv's only had to be fitted into bedroom's (sleeping areas) along with the roomstat) was still correct.

Sam
 
I thought I was, but you know what thought done :lol:

I am confused by everybody dissecting the CHeSS statements as though they are barristers :roll:

I used to think it was plainly obvious from these and what I was taught on the energy efficiency course I passed as to what one should be fitting :shock:

It seems that everyone to their own interpretation. I'll stick to mine with all trv's to be fitted. At least it's a bit more money in my pocket and my bank manager today said I ought to put up my prices :lol:
 
Sorry Sam - I've given you the wrong impression.

Basically, I agree with you 100%. It was the suggestion of the ambiguity that surprised and unnerved me, precisely because I thought everything else you'd written was correct.
 
gas4you said:
I am confused by everybody dissecting the CHeSS statements as though they are barristers :roll:
Me too. Ignore CHeSS, gas4you - it's irrelevant wrt to the law/BRs.
 
If I were installing a system, my choice or picklist would be as follows.

1) Pick the simplest boiler which is made from brass and metal (not aluminium and plastics. This means a combi is out of the window. Even keep the boiler that is there at present

2) Install TRVs only in rooms that are liable to be warmer due to sunlight, heat in the kitchen or be it due to large number of bodies breaking wind in it.

3) Have two zones controlled by motorised valve under control of progstats. No TRV where the progstat is fitted.

4) Install an unvented HW cylinder (3rd zone). Must be BC notified.

5) Use solar penals if possible

Such a system would be economical to run and maintain AND less likely to break down. If it does, you still have good flow of hot water,
 
DP said:
3) Have two zones controlled by motorised valve under control of progstats. No TRV where the progstat is fitted.

This brings in another aspect of energy efficiency. All new systems fitted in a property over 1500ft2 must have at least 2 zones :roll:

Come on you barristers, dissect this one :lol:
 
But would the initial outlay outweigh the above point's?

I don't know the answer myself, but would be interested?
 

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