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Last seen: May 25, 2026
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...
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...
Latest Posts
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RE: Heat Pump Manufacturers Recommending Buffer Tanks
@tony-stolz, I think @jamespa has already covered the h...
By Mars , 11 hours ago
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RE: Heat Pump Overpromising – What Were You Actually Told Before You Bought?
@jamespa that’s actually a really interesting observati...
By Mars , 11 hours ago
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RE: How many people are happy with their ASHP and do you believe them?
Good luck, I spent a couple of hours and, whilst I foun...
By JamesPa , 12 hours ago
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RE: Heat Pump Operation in Summer - Valliant 7kW
I do the same: cool my large buffer (3000L) to 10C, pum...
By upnorthandpersonal , 19 hours ago
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@editor "The interesting bit is that many modern invert...
By Singlespeed , 20 hours ago
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RE: Ecodan & MelCloud scheduling
With the prospect of warmer weather this week, I brough...
By downfield , 21 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
I reached out to MCS directly last week on this and her...
By Mars , 22 hours ago
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Mentally you have to separate the ac side and the DC si...
By JamesPa , 2 days ago
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RE: Help me keep the faith with my air source heat pump installation
My heating developed a really severe case of noise and ...
By JamesPa , 2 days ago
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RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
@l2jad I was just thinking all things being equal. Our ...
By AndrewJ , 2 days ago
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Hi, Does anybody have experience with Heat Geek insta...
By sttpd1917 , 3 days ago
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I will soon be struggling. Admittedly it is the summer,...
By Batpred , 3 days ago
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RE: Indevolt Batteries UK Support & Info Thread
Not known yet. I've asked a local Councillor to follo...
By Transparent , 4 days ago
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Hard to tell but I think I have placed the arrow on wha...
By ASHP-BOBBA , 4 days ago
