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Last seen: Jan 31, 2026
@transparent Hi Transparent diagram looks broadly correct I think. 1) in the event of a power failure nothing will work, I know that. Sigenerg...
Apologies I may have worded that badly... I meant we might in theory generate more than 6.4kw with the 10kwp array, however the we would always cap ou...
Ooops - I have just re-read your reply and you said "wouldn't" advise... I mis-read that as "would"!!!! Ok I will leave it as it is then and focus o...
Architect brief was design (including the SAP calcs which took feedback from the ASHP and Solar suppliers), planning submission, and Building Control ...
Hi Transparent Thank you for your comprehensive reply. I will check with the plumber about the LCT application, he has been dealing with the ASHP ...
Plumber did ASHP and calcs and spoke with builder regarding UFH design who did the UFH loops and manifolds and thermostats. It was the builder insist...
I had them set to "3" supplementary mode when they were using loads of electricity... The Chofu manual is indeed much more helpful, thank you, I had...
Im still typing up a very long reply having read the chofu manual which is extreemly helpful on the volumisers! I will post on that soon. In r...
Hi James thanks for the tip about the Chofu manual, I’m reading that now and will post again soon as it’s much more informative about the volumisers...
Hi James Yes we run the UFH 24x7 other than twice a day when the DHW kicks in and disables it for 2 hours or so at a time. WC is set to on and def...
@jamespa Hi James Yes we run the UFH 24x7 other than twice a day when the DHW kicks in and disables it for 2 hours or so at a time. WC is set to...
@jamespa The thermostat on the tank is seperate to the DHW temperature so I can set either to whatever value I want. 45C on the tank seems adequat...
Latest Posts
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RE: Heat Pump Operation in Summer - Valliant 7kW
One or two weeks of summer! Since southern Eng...
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
I had a look at the manual for the pro and it mentions ...
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RE: Solar Produced vs Home Consumed
It's worth adding that if you have a hot water tank and...
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RE: Heat Pump Overpromising – What Were You Actually Told Before You Bought?
@editor Sorry Mars, I didn’t see a notification about ...
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RE: Hitachi Heat Pump being replaced with Vaillant
Yes to be configured as a volumiser. The pump is to be...
By trebor12345 , 2 hours ago
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RE: Anyone concerned about GivEnergy?
So it seems subscription day has finally arrived for Gi...
By TechnoGeek , 3 hours ago
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RE: How many people are happy with their ASHP and do you believe them?
I agree, and not. Energy prices are a largely politica...
By JamesPa , 5 hours ago
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Yes, you will need to notify them even if the inverter ...
By Old_Scientist , 6 hours ago
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RE: Heat Pump Manufacturers Recommending Buffer Tanks
@tony-stolz, I think @jamespa has already covered the h...
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@editor "The interesting bit is that many modern invert...
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RE: Ecodan & MelCloud scheduling
With the prospect of warmer weather this week, I brough...
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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...
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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 ...
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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 ...
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