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Last seen: Oct 16, 2026
IMO "Oversizing the heat pump" is a bit of an over simplification. What really matters is what water flow rate the heat pump likes, and its modulati...
First please check (and share) the cylinder documentation. For example while searching for "Vaillant 150l cylinder" I came up with this VIH RW 150/5 C...
Of course. Compare: When you lease a car, you don't own it. The leaser foots the capital expense (the car) and according to the contract, is respo...
Flow and return in dark blue, Outside temp in yellow, Indoors temp in light blue (living room). Indoors temp wiggles between 19-20°C. Underfloor h...
There is a trend these days of manufacturers attempting to screw over customers with mandatory cloud subscriptions. One hilarious example is BMW's a...
No idea if it works though Good practice is never buy anything "smart" or "connected" without first checking it can work with home assistant in pure...
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...
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Degrees of Separation
Latest Posts
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RE: Cooling/heating with one unit
"The way we use A2A on a cheap overnight EV tariff is t...
By mrkfm , 60 minutes ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
We have ‘signed on the dotted line’ today for a Panason...
By Toodles , 2 hours ago
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
...or it was there and was lost thanks to laziness and ...
By Majordennisbloodnok , 2 hours ago
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@bobflux Thank you for your response. I am trying to ...
By RonV. , 2 hours ago
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This post is about how I successfully configured a buff...
By Tony.Stolz , 6 hours ago
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The installer visited yesterday and suggested the noise...
By JamesChatz , 7 hours ago
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RE: Heat Geek installations: share your experiences
I struggled with this problem as well. An independent t...
By L8Again , 8 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Your house sounds a lot like mine. 2 surveyors each sp...
By JamesPa , 9 hours ago
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RE: Heat Geek Zero Disrupt: Are We Sleepwalking Into Another Race to the Bottom?
Thats true only if you do the wrong experiment. Done c...
By JamesPa , 10 hours ago
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RE: How should the Boiler Upgrade Scheme be reformed?
@temperature_gradient Isn't that just describing a regu...
By Prunus , 10 hours ago
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RE: battery storage without solar
As of October 1st they need specific qualifications to ...
By EtchedPixels , 23 hours ago
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RE: Renewables & Heat Pumps in the News
With regards to the BUS grant raid, I gave it more thou...
By ASHP-BOBBA , 24 hours ago
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RE: Why are ASHP installs so expensive?
The whole system seems to work on the basis of...
By ian33a , 1 day ago
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RE: Missing flow temperature in Heat Geek proposal
Good plan. If you can get half hourly meter readings a...
By JamesPa , 1 day ago
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