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Last seen: Jun 26, 2026
Hi @powysperson, first, if you have solar + battery and an SMES2 smart electricity meter + ASHP then get yourself signed up to a variable rate import ...
Hi @jancold , can you check that IEC standard number? EN IEC 62368 is for audio/video and IT equipment (?)
Pretty much, noise is caused by high fluid velocity and turbulence created by restrictions, which is caused by things like nearly closed balance valve...
Hi @grantmethestrength, looks like your pump setting is on speed 3 in your Grant ASHP, grab the installation manual, read up on circulator pump dip sw...
Yup, I had this on Agile dynamically priced tariff, I think my smart meter missed one or two half hourly billing periods, and rather than look at the ...
There's a lot of discussion about them on the Facebook Octopus Agile group. Quite a few people are jumping ship to Tomato from Agile, due to the recen...
1600kWh total import in January, all-electric house, around 1200kWh of which will be ASHP heating and hot water. January was about 25% of our annual i...
Weekend upgrade, Primary Pro done properly, unlike my installer’s attempt. Less heating the street hopefully 😉
@jamespa it's seldom adequately understood even by us [so-called] engineering professionals. There was an excellent series of articles published in th...
I think there's a sector of the energy efficiency retrofit industry that is well meaning, but simply incompetent. There are two passive retrofit measu...
Hi there, and welcome @wyf. Glycol might not be compatible with all compression fittings that use rubber or neoprene sealing systems. Needs checking. ...
I would insulate them, and any other valves bodies and buffer thank bulkhead fittings, etc. not currently insulated. You can't really over-insulate pi...
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Latest Posts
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RE: Tesla Powerwall (2) Calibration Cycles
@papahuhu Likewise, the main ‘extra’ relates to TOU tar...
By Toodles , 59 minutes ago
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How should the Boiler Upgrade Scheme be reformed?
The Boiler Upgrade Scheme (BUS) is essential in encoura...
By Rob of York , 3 hours ago
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RE: Replacing Storage Heaters with a Heat Pump in a Stone Cottage
That sounds like a better approach (being able to see a...
By cathodeRay , 23 hours ago
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RE: DIY Heat Pump Installations: Navigating Legal and Regulatory Hurdles
Thanks for the reference @jamespa I can't see any te...
By Transparent , 1 day ago
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RE: battery storage without solar
Indeed, current on the grid input = current used for ch...
By bobflux , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
@papahuhu @papahuhu A lot of tears and sweat went into ...
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RE: Getting closer to a finished Haier system
Very nice! Congratulations. Big MLC looks neat whe...
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RE: Solar Power Output – Let’s Compare Generation Figures
We have the same problem, 12 mature trees clip the morn...
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RE: Solis inverters S6-EH1P: pros and cons and battery options
I had a battery and inverter installed a while ago, my ...
By Batpred , 2 days ago
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RE: Is This Initial Free Quote From Octopus Trusted Partner Reasonable?
@ltron2 The EPC on our house is A-92, however that i...
By Rob of York , 2 days ago
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RE: Heat pump branding. Clever, contemporary… or a bit too much?
The layout is confusing - much better like this: We b...
By downfield , 3 days ago
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RE: Is it just me, or does tradesperson timekeeping and communication drive you absolutely mad?
My experience, backed up by opinions from various frien...
By Majordennisbloodnok , 3 days ago
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RE: Analysis of the economics of switching to an A2W ASHP compared to other heat sources
I had a meeting today with a company based out of Swede...
By Mars , 4 days ago
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RE: Review your electricity provider
We were with Octopus in our old house and it was fault...
By ian33a , 4 days ago


