Last seen: Dec 18, 2025
"He's got heat meters fixed to the pipework. Room temperature monitors" @mjr they got thrown under the BUS. The current BUS scheme requires no energ...
@andris EPCs can be a load of rubbish, my EPC when I was heating by oil rated my main heating and hot water was 'average' with a boiler that was 80% e...
@marvinator80 sounds all good. Pleased it has gone well. My wallet-busting 260kWh consumption last week was offset a little by a decent 60kWh solar PV...
@derek-m good point. I had an iboost fitted 6 months ago. More recently had a 6.5kWh Growatt battery fitted to my Solar PV. I have found that charging...
ASHP running costs can go up massively when the average daily temperature drops near freezing, defrost cycles start kicking in, and the house heating ...
@marvinator80 if your Grant installer has used external 3rd party time clock for daily HW cycle and external 3rd party thermostat for CH control, they...
@marvinator80 great all is installed and running. I have set the cylinder stat to 50degC, which requires the ASHP to provide water at 55degC. It usual...
@parmstar Great, les us know how you get on. Piping on your circuit is simple enough, and with a hybrid bivalent system I can see the LLH being of ben...
Is it the radiator side of the LLH that's not reaching temperature? Or does the heat pump monitoring show it's not achieving 50degC supply temperature...
@morgan that one has me scratching my head. First heard of this scheme on the Martin Lewis programme. Until late October I was off mains gas with heat...
Hi @Denevil, OK, the low rate overnight tariff is a good reason to generate HW overnight, if not the most thermally advantageous time. Defrosts are an...
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RE: Say hello and introduce yourself
@mrfield, welcome to the forums. Please go here and ...
By Mars , 20 minutes ago
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RE: Daikin Wireless Thermostat
Our Daikin is due to be installed next week. Today i...
By Bash , 1 hour ago
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RE: Reliable, easy to use home battery options
Clearly aware we are talking about safety here. But a s...
By Batpred , 1 hour ago
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RE: Ecodan Pump Issues… Circulation pump turns off when heat pump compressor turns off
@ashp-bobba Thanks for the reply. Would it not work ...
By Patch321 , 1 hour ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
I did not hear back from the tech team. (Assume they ar...
By swwils , 2 hours ago
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RE: How to use my Hanchu battery storage for home without it feeding back into the grid?
Hi. My Hanchu battery system is controlled by the (Lux...
By SKD , 4 hours ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
@jamespa thank you again. Apologies I missed you pointi...
By MairiA , 4 hours ago
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RE: Advice for a novice on Mitsubishi Ecodan 6kW
In the Home Assistant firmware the data points...
By F1p , 15 hours ago
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RE: GSHP WOES! Midland based engineer recommendations?
@johnbroome if it is not the pressure in the expansion ...
By ASHP-BOBBA , 15 hours ago
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So I hear the export MPAN that UKPN assigned should be ...
By Batpred , 18 hours ago
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RE: Recommended home battery inverters + regulatory matters - help requested
From what I read, the Solis has a very long list of err...
By Batpred , 19 hours ago
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RE: Ideal HP290 14kW ASHP - how to optimise
Roughly this should cost you £250-£300 per peak month a...
By ASHP-BOBBA , 19 hours ago
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RE: New Daikin 11kW Altherma 3M install - is it working as it should?
@toodles Thank you for your input. As the days have got...
By Synthbuilder , 23 hours ago
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RE: Fan unit Making terrible noise HELP!!
@gutoffowc Oh no, sorry to hear that, are you in the Ke...
By ASHP-BOBBA , 1 day ago
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RE: Sunsynk Whole House Backup Issue
@sheriff-fatman - could you please re-post that in the ...
By Transparent , 1 day ago
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RE: Running my new Nibe ASHP efficiently
I didn't. I spent a while manually messing around with ...
By jamieheatpumpnew , 1 day ago
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RE: I’m glad the cold spell is over!
I comparison with the 65kWh used above yesterday was on...
By Judith , 1 day ago
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RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
I should think so, I thought that pretty much universal...
By JamesPa , 1 day ago
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RE: Setback savings - fact or fiction?
I'm also inclined to look into how a defrost is actuall...
By cathodeRay , 1 day ago


