Last seen: Oct 1, 2025
Psychrometric trickery this week. It's cold outside, but low relative humidity. The sort of 'dry cold weather' that Scandinavia routinely gets, and wh...
Hi @richw, there should be manual bleed valves on your piping or Low Loss Header/Volumiser if fitted. (Items 10 and 11 on diagram) If you don't have a...
You get what you pay for. You can do it on the cheap, and for a DIY project why not? It's a bit of fun and you can get some bargains. It it is for a b...
Hi @Geo3geo, I tried to reply the other day but the forum was playing up. Storage temperature of 1degC is way below that which comfort cooling split a...
Here's the Grant website details for their smart controller. Product is supposed to be available to the trade from Feb 2024 so I've heard. No gra...
Grant has started the LinkedIn teasers for the launch of their Smart Controller in the New Year. I'm not getting much info out of them directly at the...
@ggw my money would be on the Homely control for offering more efficiency optimisation. The ability to harvest data from weather forecasts, flexible t...
Hi @dodgyknee, I hope to have more info soon. I have some basic info direct from Grant, but under condition it is embargoed until product launch. (Ear...
Hold fire until Feb if you can Jo as you'll get much lower VAT on batteries added to solar PV systems from then. Before then you'll have to pay full 2...
@mikefl - hello! I believe Homely's Grant/Chofu controller will have a true set-back function where the weather compensation curve LWT can be offset b...
This is familiar. All utility company customer service call centre flow charts relating to smart meters were a Friday afternoon job. All end with 'cha...
Latest Posts
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RE: Heat Pump Installers: Competence, Illusion and the Hard Truth Homeowners Must Face
@pirate-rich there’s a lot to do and plan, and the wish...
By Mars , 10 hours ago
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RE: Why Air Release Valves and Deaerators are Non-Negotiable
@chas-b and @pirate-rich spent the day with us today ta...
By Mars , 10 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk Its a bit complex: My 28mm primaries run for a...
By JamesPa , 11 hours ago
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Can you separate out the scop data between hot water an...
By Andrew J H , 14 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
Further, these bar charts may throw a few more lumens o...
By Toodles , 15 hours ago
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RE: Heat pump and wifi kit connection.
Wi-Fi kit covers any Samsung device that has a modem in...
By Alfapat , 1 day ago
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RE: How to Understand Wiring Up a Heat Pump
I’m watched @pirate-rich rewire our wiring centre last ...
By Mars , 1 day ago
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RE: Sizing - Save me from my headache
If you get an R290 pump you should be able to heat the ...
By JamesPa , 1 day ago
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RE: Large heat pump options for church building
@aventus-eco Thanks Sean, will drop you a line.
By Josephiah , 1 day ago
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RE: Moving FIT array onto a Tesla Powerwall 3 possible?
@toodles that’s good news for @adamk
By Judith , 1 day ago
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RE: Samsung Gen 6 - Schedules not working
@technogeek That sounds very logical :-). I will give i...
By bontwoody , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
Considering Octopus states all their electricity is gre...
By AgentGeorge , 2 days ago
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RE: Heat Pump + Tado Setup: Smarter Control for Secondary Pumps?
@pirate-rich thanks for the reply. If I were to explo...
By Lloydi , 2 days ago
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RE: Seal the Deal: Don't Let Your Heat Pump Leak Energy
@transparent I think the committee might get into some ...
By Toodles , 2 days ago
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Samsung ASHP Support in Midlands area?
Hi all, Per title.... can anyone recommend a ASHP ser...
By Andehh , 2 days ago
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May I present the maths I referred to earlier when disc...
By Transparent , 2 days ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
How many times and dates have epc sap rules been change...
By Tim441 , 2 days ago
