Last seen: Jul 13, 2025
@emceed I assume you have a 3 way valve controlling the direction of water flow to either the space heating or DHW. Its possible that they can stick I...
@emceed Hi. Im not an installer but as no one else has answered you, I will try and help. 28mm copper pipes can move about 10 kW of heat at 0.9 m/...
@mike-h Thanks for that clear explanation Mike. Very useful.
@simonh I stumbled across this which relevant
@irmartini always good to see what I thought was happening does 😂
@lokisam Yes the glycol reduces the amount of heat the fluid can hold. There is an interesting debate on whether anti frost valves are necessary and t...
@simonh I think I know what’s happening. I have water law enabled but the room temperature is controlled via the Samsung controller which is acting as...
@simonh Hi Simon. Yes setting up weather compensation (water law) is vital to reducing bills. I am running using it so I’m not too sure of the sign...
@lokisam It probably isn’t a major issue as unless the heat pump actually loses power it will run the pump to stop freezing. As toodles points o...
@roohairy I plumbed (!) for a thermal store in my last house and was advised to have a splarge pipe rather than a coil in it for the heat pump. I hadn...
@cloudclear I have an open energy monitor system which Im very happy with. It certainly lets you get the best out of your system and is modular. It is...
Might it be because the designer assumed the ASHP would be using antifreeze?
Latest Posts
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
So this is essentially an AC split with a hydro box whi...
By ASHP-BOBBA , 9 hours ago
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RE: Compressor and Evaporator Stratification
@trebor12345 So I think the 1st zigzag section shows so...
By ASHP-BOBBA , 12 hours ago
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I think @editor and @ashp-bobba are being very polite a...
By Majordennisbloodnok , 14 hours ago
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RE: Is this just haze or something more?
@majordennisbloodnok I was giving a talk to primary sch...
By Toodles , 16 hours ago
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RE: Tesla Powerwall – More of a ‘Luxury’ Than an ROI Winner!
We had our Tesla Powerwall 3 (and Gateway) installed ea...
By Old_Scientist , 17 hours ago
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Indeed. With a battery its presumably the battery con...
By JamesPa , 22 hours ago
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RE: No-code, plug-and-play monitoring for your heat pump
To update an ESP device using ESPHome in Home Assistant...
By Grantmethestrength , 2 days ago
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RE: Benefits of an extra horizontal loop for GSHP
It will improve performance, but by how much depends on...
By Brendon Uys , 4 days ago
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RE: The good, the bad and the not that great – my heat pump installation
Said I would pop back with a update. Only Mr Jesus h...
By Burtis , 4 days ago
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RE: Buffers, hot water and cooling
Thats presumably heat pump DT, what about radiator DT a...
By JamesPa , 4 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Exactly the same here. We now have 13.5kWh ...
By Old_Scientist , 5 days ago
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RE: Wood burner with ASHP - direct air?
This depends on the size of your wood burner and size/t...
By Lucia , 6 days ago
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RE: Difficult positioning of air source heat pump
@rikiarn It's a not a buffer it's a volumiser which is ...
By Lucia , 6 days ago
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RE: Is your heat pump insured?
To make things clear, lots of insurance companies cover...
By Lucia , 6 days ago
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RE: Boxt Heat Pump Installation Experience
@adrian any updates since installation? How is it perfo...
By Ashfp , 6 days ago
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RE: Say hello and introduce yourself
Hi @seatonian - Yes, I know Seaton, and I have the Nat...
By Transparent , 7 days ago
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@seatonian got your email. Will connect you with a reco...
By Mars , 1 week ago
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@downfield and @toddles, this isn’t in the settings cur...
By Mars , 1 week ago
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RE: Homely launched for Grant Aerona ASHP control
I haven't bought the Aerona Smart Controller (£700!) bu...
By Prunus , 1 week ago
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RE: Antifreeze top up for my heat pump - is this a rip off?
For the record, Grant supply ethylene glycol for their ...
By Prunus , 1 week ago
