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Last seen: May 16, 2026
The table here does indeed show a good min output for its size, 3.3kW @ 15C/28C, actually very slightly less than my Vaillant 7kW (although based on f...
Your installer may well be right. If the WC curve isnt set high enough the house will never reach temperature irrespective of the set temperature val...
Same as many boilers, ovens washing machines and other stuff. We live in a throw away society. Fortunately many parts are common to several brands,...
FWIW the installer who put in my heat pump seems to do quite a lot of repair work including on 15 year old GSHPs. I cant believe that he is unique so...
I agree but I would harvest the data available from the installation. If nothing else it should be able to tell you what your whole house loss is. A...
Of course you can get the lower flow temps without it being oversized by just putting in bigger radiators! 100% agree with this, but perhaps I am...
Latest Posts
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RE: Setback savings - fact or fiction?
I can get both the fitted values, which are row specifi...
By cathodeRay , 6 minutes ago
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Hi, @david999. I have a Growatt inverter too, so I have...
By Majordennisbloodnok , 2 hours ago
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RE: Sizing an ASHP; Heat loss and kW
You can't measure heat loss with a website. But you ca...
By JamesPa , 15 hours ago
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RE: Estimating true heat loss from twelve months of consumption data
@ian33a — I have a sort of residual interest in this pr...
By cathodeRay , 17 hours ago
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Hi, Thank you. So its a Daikin Altherma 3M...
By Lbart68 , 20 hours ago
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I have a Contactum CU. Would the below RCBO (descriptio...
By Batpred , 20 hours ago
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RE: Samsung gen 7 HP 12kw - auto control issue and water law
@chainreaction Agree with @broadsman , it seems many ...
By Batpred , 21 hours ago
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RE: Anyone concerned about GivEnergy?
@transparent Thank you and appreciate your timely reply...
By SUNNYSKIES , 21 hours ago
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RE: Grant Aeona 3 R32 cycling with weather compensation.
The hot water heating looks normal. The heat transfer ...
By GrahamF , 1 day ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
Good questions @temperature_gradient. My understanding ...
By springswood , 1 day ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
All going according to plan, mid July we get that 7kW a...
By Batpred , 2 days ago
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Current metrics - DHW target set to 47c
By TaffontheTaff , 2 days ago
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RE: My Grant R290 9kW Heat Pump Installation
@petch I'm very sorry that I have not picked up your po...
By GrahamF , 2 days ago
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RE: New Solar, Batteries, Air Source and Under Floor Heating advice please
You’re right: UFH works best with high-conductivity fin...
By bafab , 2 days ago
