Last seen: Oct 1, 2025
@ggw no, all gone quiet from Grant lately. I was advised I was getting a Grant smart controller to install for trial, but it's not yet arrived.
😆 😆 😆 Greg Jackson might like it, but not everyone wants a bright purple waste bin on their patio.
Heat rises, a phenomena well known, 'stratification', but strangely not accounted for in multiple storey building heat loss sizing estimates. Actually...
EDIT: Ian's covered most of this, he's got quicker fingers! But my thoughts as per his.... I think you've got a great understanding @tobyg of the to...
This is the crux of it @derek-m. I've just come off a call with my colleagues in Oslo. Right now it is -13degC and 74% RH, somewhat typical winter w...
Yes, at -3degC target LWT should be 45degC, but tends to never get above 40degC, leaving a shortfall of heating duty and requiring supplementary secon...
I can't comment on the calculations your installers have prepared, which I presume include for all ECO4 upgrades including internal wall insulation. T...
Totally agree @mikefl. The way Grant runs the CH and DHW is dumb, with no intelligence between the two. It's basic S plan stuff from 40 years ago. The...
@crimson this is great news. 😀 Those little temperature probes are very handy, accuracy is probably +/-1degC. They certainly help with understanding ...
No further questions m'lad 😉
@transparent let's keep it simple. You're overthinking it mate! The OP here has Cosy Octopus and wants to run, for as much as possible, their future A...
The Growatt SPH5000 inverter will support 2x Growatt 6.5kW batteries. Max inverter output is 3kW at 240V AC 1 phase, which will cover most of your ste...
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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 , 4 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 , 5 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 , 6 hours ago
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Can you separate out the scop data between hot water an...
By Andrew J H , 8 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 , 9 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 , 1 day 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 , 1 day 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 , 1 day 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 , 1 day ago
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Samsung ASHP Support in Midlands area?
Hi all, Per title.... can anyone recommend a ASHP ser...
By Andehh , 1 day 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
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