Last seen: Mar 4, 2025
There’s usually a survey, to check if the boiler/heating works, but it’s written as ‘can’t check’ unless it’s actually running when there’s a flying v...
iBoost (and other diverters) are tricky to make work well with home batteries. If you have a home battery, you are likely to use a smart tariff - ...
@iancalderbank The code is entirely running in a loop; it measures flow rates, temperatures, then electicity meter pulses, then does it again. The...
@squeakysim The monitoring is all my own 😎 Two off +/-0.1C temperature sensors, each in copper "pockets", and a flow meter, and a little embedded...
I agree that it's unlikely that with the present electricity/gas cost ratio that heatpumps are "financial rational", which is the premise of the link....
Mixergy tanks I believe work by forcing statification - hot water is pushed into the top of the tank, and there is a clear hot / cold divide line. In...
The temperatures that you mention are all quite low, which is great for efficiency (but not for a warm house when it's cold out). What really matters...
Our smart meter install with OVO went fine. It's a lot bigger than the old meter we had before, but there was space. I find it more awkward to read ...
Hi Pat! We have a tiny 2.5kW(thermal, 660W elec) gshp, 4kWp solar, MVHR, 150mm EWI, 30kWh V2G car, 200l DHW tank, 4 bed highly insulated retrofit ho...
I think that did use to be a thing, but it is fraught with difficulty. Mice getting in, mould, stagnent water pools. All of these can be tackled - g...
I think you can make a pretty good guess that any floors installed prior to 1991 will have no insulation. A bit of googling gave U values over time (...
Hard to imagine how a hybrid inverter would be ok here. Imagine you got an Octopus Go tariff, charged up the batteries at cheap rate. Then discharge...
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Latest Posts
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RE: Heat Pump Sizing & Installation Costs
2024 200sqm 7kW 200l UVC 2 new rads, one new fa...
By JamesPa , 2 minutes ago
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A pair of similar tanks one white and one red are expan...
By JamesPa , 10 minutes ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
Aira, the Swedish, end to end manufacturer, system desi...
By KevinPotts , 1 hour ago
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Unfortunately for your argument the best performing Dai...
By RobS , 11 hours ago
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RE: Setback savings - fact or fiction?
You are almost right and have appreciated the key point...
By JamesPa , 13 hours ago
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RE: Grant ASHP not reaching target temperatures
@mikefl Thank you. I’m not sure how to do these checks ...
By Hillswick , 13 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@adrian I think that the company might argue that if th...
By Toodles , 15 hours ago
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RE: Transforming a Derbyshire Property into an Energy-Efficient Haven
@carpenterstation That's helpful, thank you. The de...
By Morgan , 16 hours ago
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RE: What is the best strategy for operating a very oversized heat pump?
@jamespa Homely does address many of these issues, but ...
By Arundalep , 20 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
There is absolutely nothing wrong with buffer tanks in ...
By JamesPa , 1 day ago
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RE: Replacing knackered oil boiler with ASHP - Perthshire
@abernyte thanks tbh I was more thinking about bolsteri...
By DowallyDrifter , 1 day ago
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RE: Battery storage to run Heat Pump.
@jeff The government are quite happy for the network ...
By Lucia , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@old_scientist The OE guidelines mention that their con...
By Toodles , 2 days ago
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RE: Adjusting 6kW Daikin's Weather Compensation Curve
@jamespa I'm grateful for your advice.
By Ubert767 , 2 days ago
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RE: Is it KISS or constant – weather compensation vs. set flow temperature?
Thanks. I've seen the video several times at the beginn...
By cliffhanger , 2 days ago
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RE: Say hello and introduce yourself
@carrownisky where are you based? Would you like me con...
By Mars , 2 days ago
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RE: Baxi Air Source Heat Pump tips and tricks please
@transparent Good morning, the installer sorted our m...
By Cathyem1 , 2 days ago
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@roodo welcome to the forums and I’m really sorry to he...
By Mars , 2 days ago
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RE: Thinking of ripping our my IVT Greenline HT Plus C model and replacing with a gas boiler.
Don’t rip out a IVT! Amazing heat pump! Unless your com...
By greenlight , 2 days ago
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RE: Sunamp Thermino Heat Battery
Wow, I knew they were pricey, but didn’t expect it to b...
By Mars , 2 days ago
Latest Topics
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Adjusting 6kW Daikin's Weather Compensation Curve
By Ubert767 2 days ago
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Should I make my radiators smaller?
By Scalextrix 3 days ago
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Daikin Heat Pump Cycling Frequency?
By Ubert767 3 days ago
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Battery storage to run Heat Pump.
By Broadsman 4 days ago