Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Aug 18, 2026
That's correct. You probably will need to measure flow rate though, spec sheet will likely just be a pump curve.
So heating pipes go from 22 copper to 22 plastic to 28 copper? What a lazy sod of a plumber who fitted the heat pump Would it be practical to replac...
Thats definitely a reasonable suspicion. The initial results fom my heat pump suggest my condensing boiler (which was operated at FT50/55 so should b...
With your insulation upgrades its quite possible that you may be able to dispense with the buffer without changing the pipework. Can you clarify the ...
Wow, thats a lot of gas - you said 120 sq m is that the total floor area or just the ground floor footprint? For comparison my 200sq m detached was a...
If you were willing to supply more info I could probably give you a good idea if just scrapping the buffer will work. How old is the installat...
He is correct this is written into the BUS rules. Just to get a feel for what you need in terms of capacity: Whats your annual gas consumption, h...
I wouldn't give up. You presumably have cavity walls which either are, or could be, insulated and either double glazing or the potential to fit it. ...
Firstly, your method may well work, Im jolly impressed and please continue to post to inform us all! In response to your comment above a) I ob...
OK. 16kW is not compatible with 22mm pipework, and barely compatible with 28mm at a typical design DT across the radiators of 5C/p> That said 16kW...
If you remove the buffer you will also need to remove the secondary pump. Re your concern, it depends. Some further detail will help determine. ...
- 27 Forums
- 2,746 Topics
- 64.6 K Posts
- 10 Online
- 7,151 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
For a year I did the closest my boiler would permit. I...
By JamesPa , 46 minutes ago
-
RE: Mitsubishi Ecodan FTC6 settings
The Mitsi remote thermostat should not be plugged into ...
By F1p , 1 hour ago
-
RE: Do I add Air Con or MVHR to existing A2W ASHP?
@lizzie Thank you, very interesting and useful informat...
By Toodles , 5 hours ago
-
RE: PV and battery long payback - sense check query
@jamespa I was just commenting on the speed, not sug...
By Batpred , 8 hours ago
-
Readers here please note that Derril Water and many oth...
By Transparent , 9 hours ago
-
RE: Is it the house or the equipment?
- Comfort and silence (for heating) - Heat storage wi...
By bobflux , 9 hours ago
-
RE: Advice on Vaillant Sensocomfort
Oops, I meant Sensocomfort (the UI to the controls)
By Batpred , 9 hours ago
-
RE: Heat Pump Training vs. Real-World Installation
Our instal was very much the opposite. White haired blo...
By Batpred , 9 hours ago
-
RE: Flushing system, cleaning and inhibitor
While skim reading a manual for our Vaillant HW tank, I...
By Batpred , 10 hours ago
-
Of course, what do you expect, human beings are human b...
By JamesPa , 11 hours ago
-
RE: 'Chinese Diesel Heater' to heat the home .....
Old thread but I'm new to the forum so new to me. How...
By BlizzardGreen , 1 day ago
-
I'm not sure why you would want to make it more difficu...
By JamesPa , 1 day ago
-
RE: Wood burner with ASHP - direct air?
@lucia FWIW installed a woodburner some years ago. ...
By JamesPa , 1 day ago



