Last seen: May 20, 2025
Thanks for the replies. Very helpful in understanding how things to a degree work. Im going to keep the upper temp at 30c at -3 and see if it contin...
So as I have glycol in the system am I able to some way or other deter the H/P from defrosting???
At 38c top end yes but as I said atm it’s down to 30c. how do you know when it’s defrosting??
Below are charts showing the hour before and hour after. Also a chart showing set temp/ room temp/ outside temperatures. iv no underfloor heating. ...
@jamespa similar for us. Our ashp cylinder is in the airing cupboard where very few pipes were insulated. So after I insulated them the other half...
Just compared the last 2 Januarys usage and they were more or less the same for me. 540KHw. Not sure on my Sq meters tbh but it’s typically 3 bed se...
You don’t need a legionnaire cycle to heat to 60c ?? As said, I don’t bother with a legionnaire cycle. My H/W loses very similar to yours.
I’m on a cheap rate night tariff and schedule mine to heat at 03.30am to the maximum of 60c. That may seem excessive but at 6.7p night rate it seems t...
Apologies Rob as I now understand what you were saying concerning the w/c controls the inside temperature depending on the outside temperature. So d...
At 5am it’s set to 20c then at 10.30pm it’s set to 18c
- 22 Forums
- 2,069 Topics
- 45.3 K Posts
- 19 Online
- 3,343 Members
Join Us!
Trusted Installers
Struggling to find a reliable heat pump installer? A poor installation can lead to inefficiencies and high running costs. We now connect homeowners with top-rated installers who deliver quality work and excellent service.
✅ Verified, trusted & experienced installers
✅ Nationwide coverage expanding
✅ Special offers available
Latest Posts
-
The point about needing a legionella cycle at all and h...
By bontwoody , 10 hours ago
-
RE: Getting the best out of a heat pump - is Homely a possible answer?
@johnnyb I was on Smart, mostly because I was on Agile ...
By Arundalep , 11 hours ago
-
RE: Forum updates, announcements & issues
@editor Fairy Nuff Mars, I doubt that my ramblings woul...
By Toodles , 17 hours ago
-
RE: Antifreeze top up for my heat pump - is this a rip off?
@johnmo You are correct, standard Ethylene glycol used ...
By Brendon Uys , 17 hours ago
-
RE: Confusion about heat pump sizing
We’ve published a deep dive into heat pump sizing, and ...
By Mars , 23 hours ago
-
We’ve published a deep dive into heat pump sizing, and ...
By Mars , 23 hours ago
-
RE: Kensa GSHP finally installed - now to start the optimisation process
Just had a quick scan of the manual and should be weath...
By Johnmo , 1 day ago
-
RE: Potentially more choice including air to air heat pump grants
Hi all, I agree, the consultation documents are alway...
By madbilly , 1 day ago
-
RE: Commencing on an ASHP Installation Process
I think those are pretty much the standard figures that...
By JamesPa , 2 days ago
-
RE: Load Compensation and Weather Compensation
I think that maybe what the adia thermal system does, b...
By JamesPa , 2 days ago
-
RE: Enabling WiFi: Samsung ASHP on Smart Things App
@old_scientist @profzarkov thanks to you both for the v...
By Grahamh-uk , 2 days ago
-
RE: Nibe F2040 periodic warm water increase fails
@tribol here's an official reply from NIBE on your case...
By Mars , 2 days ago
-
RE: Vaillant & OVO partner up to offer Heat Pump Plus
@ecodan-efficiency On the other hand, the fact that the...
By Richard24738 , 3 days ago
-
RE: How accurate was your heat loss survey?
@scalextrix for our house 1950s detached the air leakag...
By Judith , 3 days ago
-
-
RE: Air Changes per Hour - ACH and the MCS requirement
@matwin If you plan to commission one it might b...
By JamesPa , 4 days ago
-
RE: Jokes and fun posts about heat pumps and renewables
In a similar vein, this recent spell of sustained good ...
By Majordennisbloodnok , 4 days ago
-
RE: Home energy storage & battery register
By the end of next month... 8 kW PV + Tesla Powerwall...
By Algienon , 4 days ago
-
RE: Various different approaches to battery storage.
I thought I'd share my story/journey and experiences he...
By Old_Scientist , 4 days ago