Last seen: Dec 18, 2025
E.ON has launched their Cosy Octopus copy tariff product, 'E.ON Next Pumped' with 2x3hr low rate periods, 4am-7am & 1pm-4pm, just like the origina...
@wanttobegreen sure, 2x6.5kW. Which gives a useable storage capacity of about 12kW. For the majority of the winter we can charge 9kW into the batterie...
Andy's assertion that anyone with batteries can power their home in a storm [implying they can draw from the batteries when the grid is out] betrays h...
@wanttobegreen as per Toodles' advice. The Solar PV batteries in winter coupled with Cosy electricity tariff are a game changer. 85% of our electricit...
Some Daikin systems use PWM speed controlled pumps, I'm not that familiar with them, so the total system heating flow rate may vary according to heat ...
Hi there @pie_eater, absolutely right to try it single zone 'open loop' first, and see if it's a success. Buy or borrow an infrared thermometer or, ...
Yup, must be the R32 model. The larger R290s are not available wholesale yet.../p> Trying to find out who the Chinese OEM is of the Grant badged R29...
Ditto Major. 2x6.5kW Growatt batteries timed to charge on 2 of 3 low rate periods with Cosy Octopus each day. There's a third unused time slot on both...
Something knackered on the monobloc heat pump unit that wasn't maintenance related. So not blocked filters, strainers, coils, etc. Poll description ed...
My former home insurer 'More Than' has stopped selling home insurance, my account has very recently been taken over by 'Admiral'. It seems Admiral spe...
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RE: Please help with the settings ecodan
Are you trying to address any particular performance is...
By Sheriff Fatman , 3 hours ago
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RE: Solis inverters S6-EH1P: pros and cons and battery options
🤣 Well, I never managed to get the HA solis "...
By Batpred , 4 hours ago
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RE: Experience - New Build / Complete New Heating System
Your sap clculations should give you a heat loss figure...
By JohnnyB , 4 hours ago
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RE: Vaillant aroTherm not heating with many faults
@editor hmmm, our engineers Rae, Craig, Naz, Rob and Ry...
By ASHP-BOBBA , 5 hours ago
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RE: Post-Traumatic Heat Pump Stress Disorder
@editor Hi Mars. I totally agree with your comments. ...
By Richard24738 , 5 hours ago
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RE: Recommended home battery inverters + regulatory matters - help requested
Indeed! And my apologies, I should have expected you...
By Batpred , 5 hours ago
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RE: I’m glad the cold spell is over!
@editor as a reply for this date the 6th of Jan in o...
By Nursethescreens , 6 hours ago
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RE: Heat loss based on gas usage
@jamespa Thanks. The numbers posted above were jus...
By Bash , 7 hours ago
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RE: Heat pump not reaching flow temperature
I would describe this as either a fault or a configurat...
By JamesPa , 7 hours ago
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RE: New Daikin 11kW Altherma 3M install - is it working as it should?
I forgot to mention: Octopus measured our heat loss at ...
By Toodles , 10 hours ago
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RE: Considering MLCP (Multi-Layer Composite Pipe) for ASHP
Thanks Mars and thank you for reaching out to so many p...
By iotum , 11 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: @davec Manufacturer: Peak Energy Mode...
By DaveC , 11 hours ago
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RE: Rate the quality of your heat pump design and installation
Well, the guy came out, turned the heat pump to max, we...
By razz , 11 hours ago
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Midea R32 setup and bizarre running with lengthy off periods?
Hi I am new to the world of ASHP and have just had a re...
By Countryman Helmsley , 11 hours ago
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RE: Setback savings - fact or fiction?
Given the weather has been relatively stable, the empir...
By Batpred , 11 hours ago
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RE: GSHP WOES! Midland based engineer recommendations?
@editor That is very kind! Thank you so much.
By johnbroome , 13 hours ago
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RE: ASHP Energy Consumption: Aira 12kW heat pump
@wally Hi I am not sure how large your house is b...
By TechnoGeek , 14 hours ago
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RE: Predicted Heat Loss & Needs from MCS calcs vs EPC vs actual
I've been thinking along similar lines to @tim441 from ...
By Sheriff Fatman , 14 hours ago
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Thanks, @technogeek. Good to hear about the accuracy. ...
By Majordennisbloodnok , 15 hours ago
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RE: Advice for a novice on Mitsubishi Ecodan 6kW
In my case it was a very specific pattern of behaviour ...
By Sheriff Fatman , 15 hours ago


