Last seen: Mar 17, 2025
There's a lot of discussion about them on the Facebook Octopus Agile group. Quite a few people are jumping ship to Tomato from Agile, due to the recen...
1600kWh total import in January, all-electric house, around 1200kWh of which will be ASHP heating and hot water. January was about 25% of our annual i...
Weekend upgrade, Primary Pro done properly, unlike my installer’s attempt. Less heating the street hopefully 😉
@jamespa it's seldom adequately understood even by us [so-called] engineering professionals. There was an excellent series of articles published in th...
I think there's a sector of the energy efficiency retrofit industry that is well meaning, but simply incompetent. There are two passive retrofit measu...
Hi there, and welcome @wyf. Glycol might not be compatible with all compression fittings that use rubber or neoprene sealing systems. Needs checking. ...
I would insulate them, and any other valves bodies and buffer thank bulkhead fittings, etc. not currently insulated. You can't really over-insulate pi...
Hello @davidm06, Grant 10kW owner here. We experience the same, the Grant Aerona R32 is a defrost-happy unit, one which will defrost every 40-50 minut...
@jamespa it's a good find, thank you. Some inaccuracies however, including the assumption that split air source heat pumps have the compressor inside ...
Our 10kW Grant Aerona also gets noticeably louder when cold. There's a few reasons why: 1. The ASHP is working very hard, the compressor frequency i...
Hi @steam-powered, @mikefl makes good points above, especially balancing the low loss header if you have one. If you don't have any flow setting or mo...
Our 2024 year end summary: 1992 EPC C house (76%) 155m2. 10kW ASHP primary CH & DHW, 5kW wood stove secondary heating for colder winter evening us...
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Heat Pump Dramas?
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Latest Posts
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@sandman1600 how many loops on that one?
By davidnolan22 , 23 minutes ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@abernyte no, it doesn’t turn the pumps off on mine.
By davidnolan22 , 43 minutes ago
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RE: Confused about Samsung Gen6 Hot Water Controller
Do you have the DHW on timed periods or on continuous w...
By DerekDeLeon , 10 hours ago
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RE: What is the best strategy for operating a very oversized heat pump?
I think we are currently operating a weird mix of 2 and...
By guthrie , 12 hours ago
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We’ve had our heat pump (EBAC) since October, with a fe...
By Simon and Zoe , 14 hours ago
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RE: DHW temp Samsung AE120RXYDEG 12kw ASHP with Gen 6 controller
@Bami Ive had a look for the specs of your cylinder o...
By bontwoody , 14 hours ago
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RE: best approach for primaries?
Personally I would want them inside the heated envelope...
By JamesPa , 17 hours ago
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RE: help with new bathroom and towel radiator
I persuaded my installer that heat loss from the adjace...
By JamesPa , 17 hours ago
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RE: Grant Aerona fine tuning advice needed
Thank you pretty sure it's solar gain causing the incre...
By Stopbar , 18 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
I fitted a Samsung 8kw myself on a new build with under...
By DerekDeLeon , 21 hours ago
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RE: Who's your electricity provider and what's your tariff?
@adrian it does look like they’ve updated their outgoin...
By Arundalep , 2 days ago
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RE: Heat Pump Sizing & Installation Costs
1970s 4-bed detached house approx 168 sq.m internal are...
By JohnR , 2 days ago
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RE: Is it KISS or constant – weather compensation vs. set flow temperature?
Away at present. Hence the delay. Will get back asap. ...
By cliffhanger , 2 days ago
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RE: Setback savings - fact or fiction?
The lower the DT the higher the flow rate. The lower ...
By BobTSkutter , 3 days ago
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RE: New kitchen with no walls – will fan coil units work?
Thanks. That explains the strangely-shaped 'feet' (loo...
By IanMK13 , 3 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
I’ve updated Bodge Buster for 2025 to empower homeowner...
By Mars , 3 days ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
Aira, the Swedish, end to end manufacturer, system desi...
By KevinPotts , 3 days ago
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Unfortunately for your argument the best performing Dai...
By RobS , 4 days 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 , 4 days ago
Latest Topics
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Confused about Samsung Gen6 Hot Water Controller
By ntruby 11 hours ago
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help with new bathroom and towel radiator
By AdamK 21 hours ago
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Grant Aerona fine tuning advice needed
By Stopbar 2 days ago
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Adjusting 6kW Daikin's Weather Compensation Curve
By Ubert767 5 days ago
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Should I make my radiators smaller?
By Scalextrix 6 days ago