Last seen: May 5, 2025
I’d suggest using the freedom toolkit for doing your heat loss, it’s a relatively robust excel workbook put together by GH, quite a while ago now. I...
All they need to do now is manufacture a proper in home display/control unit, instead of forcing people to use an app….. or here’s an idea, just...
When we had a gas boiler, the wall stat was used as a switch anyway...
It's for this very reason that I've got our system running without a thermostat or a timeclock - that way the heating can't accidentally be turned off...
The only things that matters to me - 1. It doesn't cost more to run than the gas boiler we replaced, 2. The house is as warm or warmer. We've succee...
It's going to be a difficult one to diagnose just off photos... I suspect that the ashp is batch charging the thermal store - that all needs re-plumbi...
Cheers Derek 🤣 Just what I needed...
Can you send more detailed photos of the outside of the cylinder? I'm suspecting that it might be a thermal store...
£10 says there isn’t one
I can't see one anywhere in that internal pipework, and there won't be one under the external lagging...
So, you're looking to maximise efficiency eh.... Step 1 - remove all extra pumps. Step 2 - remove all unnecessary hydraulic separation. Step 3 - ensur...
Latest Posts
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@johnd it's a difficult one, because we've seen instanc...
By Mars , 35 minutes ago
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RE: IVT Greenline high pressure switch and electrical cassette errors
Here are the reported most common causes for both. Co...
By abbote , 47 minutes ago
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RE: Is your heat pump insured?
@johnmo sorry it comes across like that. The post is au...
By KevinPotts , 53 minutes ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@johnmo Perhaps a little detail might explain my reason...
By Toodles , 1 hour ago
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Win a 6-panel PV courtesy of egg and Renewable Heating Hub
Our epic giveaway just went live! Want to win a 6-pan...
By Mars , 14 hours ago
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RE: Yes, the "zoning with ASHP" topic again...
James, thanks again for your thoughtful and persistent ...
By HarryRea , 14 hours ago
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RE: Is this normal? Click of the DHW returning to space heating
So the Lone Ranger returned today! Even though we thoro...
By Grantmethestrength , 17 hours ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide
@jamespa So settings to date are as follows for now. ...
By Alfapat , 18 hours ago
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RE: Vaillant & OVO partner up to offer Heat Pump Plus
Hopefully iv done the right thing today by signing up t...
By Westkent , 19 hours ago
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RE: Battery sizing - How low can you go!
My own experience with connecting four batteries to thr...
By Transparent , 1 day ago
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RE: Plate heat exchanger considerations
Work on 2-3 percent per degree. This is a reasonable e...
By JamesPa , 1 day ago
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RE: Advice for ground source heat pump in new build with PV and batteries
The useful bit is the bit that specifies the heat loss ...
By JamesPa , 2 days ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
You’re absolutely right that during defrost the refrige...
By Mars , 2 days ago
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@editor thanks Mars that’s the same table I found in th...
By Gary , 2 days ago
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RE: Tariff and charging strategy advice please
They haven't asked me to prove that I have an EV (I do)...
By JamesPa , 2 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
Took a while to find on the OFGEN site: ”The FIT sche...
By AgentGeorge , 2 days ago
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RE: why solar diverters for HW instead of the heat pump?
For me there are few factors why you may want to heat w...
By Johnmo , 2 days ago
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RE: Hydronic plinth heaters and ASHPs
@editor yes I think so. It will be a while until I get ...
By benson , 2 days ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
I’m an Aira customer with a 6kW Outdoor Unit in a small...
By KevinPotts , 3 days ago
