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Last seen: Jun 15, 2026
With enough PV and fudging definitions to mean COP = heat output / grid input it's doable
EU Type 2 connector uses SAE J1772 signaling which has no means for the car to communicate its state of charge, so yeah, the only way to implement "ch...
Was looking for a way to measure flow and return temperatures on manifolds. Introducing the aliexpress stainless steel underfloor heating manifold, ...
Nice! I'm definitely subscribing to this 😉 I'm going to do something similar, but since I'm repiping everything, I will use manifolds with temper...
GSHP are quite similar to ASHP, differences being mostly the heat exchanger on the air or loop side, the fan, and software. In fact GSHP should be c...
@judith It has about 4.5m² of stainless steel plate surface, so it's pretty large. Today we began installing hydronic radiant ceiling panels with ML...
LG ThermaV: It speaks Modbus, so it can be hooked up to Home Assistant with a cheap USB-RS485 dongle, local, no cloud. Besides all the reporting d...
If you tweak the lockshields you'll unbalance the rads so nope. Just TRVs open. It's a simple sanity check. If I read correctly you used to have 30l...
The tank used as volumizer behaves like a portion of extra large diameter pipe, it has negligible flow resistance and pressure drop, no worries about ...
I think recent versions of the Yonos Pico can display both pressure drop and flow rate in m3/h, if yours does that, you can check the flow will be suf...
The heat pump is humming along, I talked to the neighbors, they said they saw it but didn't hear it, asked if this thing is even on? Not even in silen...
Yeah that's the idea, it's dead simple. Personally I'd put it on return instead of flow, as the lower temperature minimizes heat loss from the tank ...
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Degrees of Separation
Latest Posts
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I quite agree. I'm a bit cautious now about commentin...
By Majordennisbloodnok , 2 minutes ago
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RE: Help me keep the faith with my air source heat pump installation
I didn't know about those, they look like good pieces o...
By JamesPa , 3 hours ago
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@mkz, that's very helpful. Even if Urban Plumber are no...
By Majordennisbloodnok , 3 hours ago
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RE: Several AC coupled batteries
That is a good point, a manufacturers can stop trading,...
By Batpred , 3 hours ago
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My first question is why bother with the auto balancin...
By JamesPa , 4 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Hi @hanno - good question. The range of hybrid invert...
By Transparent , 4 hours ago
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RE: GivEnergy inverter tripping due to over-voltage?
@transparent the inverter was installed in 2021 and afa...
By Tim441 , 4 hours ago
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I share the same experience as @majordennisbloodnok hav...
By Old_Scientist , 5 hours ago
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RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 8 hours ago
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@jamespa many thanks, definitely i will give the pre...
By ragtime27 , 19 hours ago
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RE: Heat pump installation quotations
@jamespa I noticed that in the Heat Geek design consult...
By Batpred , 21 hours ago
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 1 day ago
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RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
By Majordennisbloodnok , 1 day ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Vaillant arotherm plus 12kW. Installed March 2025. Ex...
By Harebell , 2 days ago
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