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: Jun 27, 2025
Pretty much all of that is true for us…. I proposed the idea, my wife wanted a Combi as her friends had them. I stupidly designed for an indoor temp...
Blown bonded eps beads in that cavity, that’s definitely something you should do. are you active on buildhub?
@togfather as I said before, you won’t beat oil with a heat pump….. Oil really is the cheapest heat source out there. Anyway, back to the original i...
Swimming pool heat pumps often lack the reversing valve to do a defrost…. Mine certainly does. you’d be much better off using a mini split, gutt...
@iancalderbank we can argue with installers on Linkedin about how they're mostly incompetent 😀
@bontwoody My self install seems to be working nicely too, despite me ignoring the manufacturers instructions and running it direct, open loop... I st...
@derek-m it’s interesting you discuss the changes in outside air temp as registered by the sensor, so commonly mounted on the evaporator guard. Mine...
@william1066 it’s a hard one to compete against, Oil…. Definitely the cheapest fuel source for home heating. I went into this with a break even with...
@jwilliams89 ah, ok you’re changing the sealed units. Gotcha. It might be possible, with a simple change of glazing bead to go for triple, In the exis...
@jwilliams89 sensible…. We’ve just completed an upgrade to triple glazing, it has made a big difference. Mainly because I supervised the measurement a...
Nothing wrong with 45 degree flow, that will be at the design outside temperature, which in your area might well be -2 or -5. After all, there needs t...
I think the Carel platform just calls this ‘coil temperature’…. It’s always below ambient when in heating mode, unless it has just done a defrost.
SPONSORS
Degrees of Separation
Latest Posts
-
RE: DIY Heat Pump Installations: Navigating Legal and Regulatory Hurdles
I'd be surprised if it wasn't a noise consideration. Ne...
By Majordennisbloodnok , 1 hour ago
-
RE: Indevolt Batteries UK Support & Info Thread
I've got a podcast recording scheduled this week where ...
By Mars , 13 hours ago
-
RE: Renewable Heating Hub Homeowners' Q&A Podcast
I’m a little late posting this, but it’s genuinely one ...
By Mars , 13 hours ago
-
RE: How should the Boiler Upgrade Scheme be reformed?
Ah, that makes sense when a combi is in place. The boil...
By Batpred , 16 hours ago
-
RE: Replacing Storage Heaters with a Heat Pump in a Stone Cottage
@bobflux Thanks, that gives me something to check the i...
By Paul1098 , 16 hours ago
-
RE: Tesla Powerwall (2) Calibration Cycles
For Powerwall calibration, avoid forcing repeated deep ...
By EnergyStorageTech , 1 day ago
-
Over the years, due to the non barrier PEX underfloor h...
By bobflux , 2 days ago
-
RE: Getting closer to a finished Haier system
All the 45° elbows required for getting the primaries i...
By Singlespeed , 2 days ago
-
RE: battery storage without solar
Indeed, current on the grid input = current used for ch...
By bobflux , 3 days ago
-
RE: Who's your electricity provider and what's your tariff?
@papahuhu @papahuhu A lot of tears and sweat went into ...
By Andris , 3 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
We have the same problem, 12 mature trees clip the morn...
By Papahuhu , 4 days ago
-
RE: Solis inverters S6-EH1P: pros and cons and battery options
I had a battery and inverter installed a while ago, my ...
By Batpred , 4 days ago
-
RE: Is This Initial Free Quote From Octopus Trusted Partner Reasonable?
@ltron2 The EPC on our house is A-92, however that i...
By Rob of York , 4 days ago
-
RE: Heat pump branding. Clever, contemporary… or a bit too much?
The layout is confusing - much better like this: We b...
By downfield , 5 days ago
-
RE: Is it just me, or does tradesperson timekeeping and communication drive you absolutely mad?
My experience, backed up by opinions from various frien...
By Majordennisbloodnok , 5 days ago
SPONSORS
