Last seen: Apr 19, 2025
@jamespa I used an assumed indoor temperature of 18C. Is this what you mean by nominal heating temperature? If i reduce the indoor temperature to 15.5...
@jamespa Thanks, that's hugely helpful. I've been able to calculate an estimated heat loss coefficient of roughly 0.344 kW/°C and an estimated peak he...
@jamespa Thanks very, helpful and i appreciate you taking the time to respond. As you rightly mention, i'm taking this all very slowly as i want to ge...
@editor Thanks - i've managed to perform a smoke test. The conditions have been ideal for testing as it's one of the few days where there is next to n...
@jamespa It was that HeatGeek video on air recirculation that gave me hope on the side alley! The house was built in 2003 with cavity wall insulatio...
@editor Thanks for such a quick and detailed response. Glad to hear it's not a definite no. I'll do a smoke test tomorrow. Cheers
Latest Posts
-
RE: Heat Pump Manufacturers Recommending Buffer Tanks
@editor it’s a defrost buffer, it uses an Esbe 4 way ...
By Damon Blakemore , 3 hours ago
-
RE: Rate the quality of your heat pump design and installation
@davesoa very good to know... I'll convey this to Clayt...
By Mars , 5 hours ago
-
RE: IVT Greenline high pressure switch and electrical cassette errors
OK, so when the HP comes on it becomes obvious.It's on ...
By tdudgeon , 9 hours ago
-
RE: Is Your 6kW Air Source Heat Pump Really a 6kW?
@johnmo I think we’ve been trudging through the same...
By SUNandAIR , 9 hours ago
-
RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide
Good luck, I hope it all works out!
By JamesPa , 1 day ago
-
@johnd it's a difficult one, because we've seen instanc...
By Mars , 2 days ago
-
RE: Is your heat pump insured?
@johnmo sorry it comes across like that. The post is au...
By KevinPotts , 2 days ago
-
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 , 2 days ago
-
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 , 2 days ago
-
RE: Yes, the "zoning with ASHP" topic again...
James, thanks again for your thoughtful and persistent ...
By HarryRea , 2 days ago
-
RE: Is this normal? Click of the DHW returning to space heating
So the Lone Ranger returned today! Even though we thoro...
By Grantmethestrength , 2 days ago
-
RE: Vaillant & OVO partner up to offer Heat Pump Plus
Hopefully iv done the right thing today by signing up t...
By Westkent , 2 days ago
-
RE: Battery sizing - How low can you go!
My own experience with connecting four batteries to thr...
By Transparent , 3 days ago
-
RE: Plate heat exchanger considerations
Work on 2-3 percent per degree. This is a reasonable e...
By JamesPa , 3 days ago
-
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 , 3 days ago
-
RE: Volumisers in Heat Pump Systems: Does Placement Matter?
You’re absolutely right that during defrost the refrige...
By Mars , 3 days ago
-
@editor thanks Mars that’s the same table I found in th...
By Gary , 3 days ago
-
RE: Tariff and charging strategy advice please
They haven't asked me to prove that I have an EV (I do)...
By JamesPa , 3 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
Took a while to find on the OFGEN site: ”The FIT sche...
By AgentGeorge , 4 days ago
