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Last seen: May 17, 2026
The change in calculation methodology (which mandated BS EN 12831-1:2017 as opposed to the simpler calculation) were first published early in 2025 an...
That statement in itself (which I am not in anyway criticising) exposes the limitations (I originally wrote madness, but relented because they doubtle...
You can possibly check the latter if it has a PWM connector which is separate from the pump power supply. Just pull the PWM cable and most PWM pumps ...
@robert-m Thank you for sharing this as its always nice to hear good news stories. Your numbers (energy consumption before and after and SCOP) ar...
Me too, another brilliant piece of kit. Mine has sat in my home office since 2013, quietly doing its thing. One disk replacement needed (which it r...
In have a fritzbox, purchased secondhand, and I must say it is an exemplary consumer router IMHO. As well as the usual broadband and mesh wifi it sup...
You may already be on this but it would be interesting to compare the two vertically integrated operations, Octopus and Aira, with all the others. Th...
The underlying problem is that broadband is a fairly simple utility, but the providers have built their business on (what was) added value services (e...
Latest Posts
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RE: Debugging my legionella immersion heater
To conclude this story, I hadn't realised that immersio...
By Prunus , 23 minutes ago
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RE: Setback savings - fact or fiction?
You are right to be intrigued by it IMHO. SOFAIK it is...
By JamesPa , 4 hours ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@swwils there is no logic to oversizing a heat pump. It...
By AgentGeorge , 7 hours ago
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RE: Vaillant Sensocomfort Time
Thank youy for the pointer. I think I have managed to ...
By ispookie666 , 21 hours ago
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RE: Forum updates, announcements & issues
I have been doing a lot of work on the site lately and ...
By Mars , 21 hours ago
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@majordennisbloodnok good advice, thanks for that.
By David999 , 1 day ago
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RE: My Grant R290 9kW Heat Pump Installation
I am following this thread with great interest and than...
By TaffontheTaff , 1 day 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 , 2 days 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 , 2 days ago
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Hi, Thank you. So its a Daikin Altherma 3M...
By Lbart68 , 2 days ago
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I have a Contactum CU. Would the below RCBO (descriptio...
By Batpred , 2 days 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 , 2 days ago
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RE: Anyone concerned about GivEnergy?
@transparent Thank you and appreciate your timely reply...
By SUNNYSKIES , 2 days 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 , 2 days ago
