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Last seen: May 25, 2026
We have had our heating off for the last month or so. Solar gain definitely warms us up during the day. The coldest days have resulted in 16C in the...
@editor Thanks Mars. I look forward to the subsequent episodes. Can I assume you will post a notice when those episodes are released?
@andrewj Thanks for pointing out my obvious error - as you say 1kW over 5 days so not much. That said, I still don’t understand why any energy is goin...
@ashp-bobba thanks for the response. For clarity, the outline plan is for the kit to be installed for a family member with relatively few £ involved ...
Your topic raises my interest for a couple of reasons. Why, after only 7 years, has your pump died and needs replaced? I feel sure the reasons are s...
@jamespa thank you - that makes sense.
@jamespa thanks James, seeing your graph is similar to what I seem to be experiencing is comforting. I appreciate your sharing the level of detail pro...
@bobflux thanks for your focused thoughts. The tank is the Standard Unistor - not the slimline. The information plate is shown below The standin...
@ashp-bobba in reading your post, I did wonder where your stated 3 to 3.5kW heat loss came from? Was this a calculated figure or derived from operatio...
It’s encouraging to hear a decent story. A couple of questions: 1. What range of COP is the system giving so far and at roughly what ambient tempe...
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 , 10 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 , 10 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 , 11 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 , 21 hours ago
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Mentally you have to separate the ac side and the DC si...
By JamesPa , 1 day 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 , 3 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
