Air Source Heat Pumps (ASHPs)
My 1950s Semi-Detached Heat Geek “ZeroDisrupt” Air Source Heat Pump Retrofit with Vaillant Arotherm
First post and replies | Last post by MartinRobinson, 1 week ago
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By MartinRob... 3 weeks ago
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By JamesPa 2 weeks ago
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By MartinRob... 1 week ago
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Ideal HP290 14kW ASHP - how to optimise
First post and replies | Last post by bobflux, 1 week ago
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By cmartinbw... 2 months ago
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By cmartinbw... 3 weeks ago
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By bobflux 1 week ago
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Call for heat on open loop weather comp system
First post and replies | Last post by ASHP-BOBBA, 1 week ago
Humidity, or lack thereof... is my heat pump making rooms drier?
First post and replies | Last post by RadWhisperer, 2 weeks ago
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By AndrewJ 2 weeks ago
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By Papahuhu 2 weeks ago
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By RadWhispe... 2 weeks ago
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Oversized 10.5kW Grant Aerona Heat Pump on Microbore Pipes and Undersized Rads
First post and replies | Last post by JamesPa, 2 weeks ago
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By uknick 2 weeks ago
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By uknick 2 weeks ago
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By JamesPa 2 weeks ago
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Need help maximising COP of 3.5kW Valiant Aerotherm heat pump
First post and replies | Last post by DavidB, 2 weeks ago
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By DavidB 1 month ago
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By Judith 2 weeks ago
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By DavidB 2 weeks ago
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Bosch CS5800i 7kW replacing Greenstar Junior 28i
First post and replies | Last post by Slartibartfast, 2 weeks ago
Configuring third party dongle for Ecodan local control (1 viewing)
First post and replies | Last post by F1p, 2 weeks ago
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By Majordenn... 3 months ago
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By Sheriff F... 2 weeks ago
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By F1p 2 weeks ago
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New Vaillant aroTherm Plus in black - When will it come to the UK?
First post and replies | Last post by Toodles, 2 weeks ago
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By Sandy 7 months ago
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By Majordenn... 2 weeks ago
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By Toodles 2 weeks ago
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Daikin Altherma 3 H HT - Freeze Prevention Threshold
First post and replies | Last post by RICHARDF5033, 2 weeks ago
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By darlomrh 2 weeks ago
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By Majordenn... 2 weeks ago
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By darlomrh 2 weeks ago
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ASHP fault for DHW only with high set point – P1 error on 6kW Grant Aerona 3
First post and replies | Last post by 2019ashp, 2 weeks ago
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By 2019ashp 2 weeks ago
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By 2019ashp 2 weeks ago
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By 2019ashp 2 weeks ago
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Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!
First post and replies | Last post by AndrewJ, 2 weeks ago
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By razz 2 months ago
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By L2jad 2 weeks ago
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By AndrewJ 2 weeks ago
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Advice for a novice on Mitsubishi Ecodan 6kW
First post and replies | Last post by smsm1, 2 weeks ago
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By Green_Fox 2 months ago
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By smsm1 2 weeks ago
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By smsm1 2 weeks ago
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Ecodan new build install - zoning question
First post and replies | Last post by darlomrh, 2 weeks ago
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By darlomrh 3 weeks ago
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By ASHP-BOBB... 2 weeks ago
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By darlomrh 2 weeks ago
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Latest Posts
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RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature
Yes, here's mine. From the service manual parts numbers...
By bobflux , 3 hours ago
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RE: Underfloor Heating Installation Issues with Heat Pump
Thanks for sharing your observations, both of you. From...
By Jonatan , 3 hours ago
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Had to learn the hard way 🤣 now I'm sharing T...
By bobflux , 3 hours ago
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RE: Issue with a Grant Air Source Heat Pump & Tado Smart Thermostat
Im assuming from your original post that hysterisis ref...
By JamesPa , 4 hours ago
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RE: Heat Pump vs New Gas Boiler for Inherited House - Worth the Extra Cost?
Hi @fretless6 Mike, I have experience with Taggas (Re...
By Old_Scientist , 6 hours ago
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RE: Daikin Altherma 3 LT compressor longevity question
@bobflux With my limited HA skills I can't ad...
By Ubert767 , 8 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
Now seems a good time to summarise the costs and effici...
By benson , 11 hours ago
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RE: Tell us about your Solar (PV) setup
@mk4 Charge to 100%, discharge down to 10%.
By bobflux , 12 hours ago
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RE: Connecting Growatt SPH5000 over wired ethernet rather than wireless
The simplest wired option is usually the Growatt Ethern...
By Jonatan , 18 hours ago
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RE: Electricity price predictions
@jamespa And it seems some of the nasty public cloud...
By Batpred , 1 day ago
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RE: Jokes and fun posts about heat pumps and renewables
Technology is rapidly advancing. BBC News reported th...
By Transparent , 1 day ago
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RE: Do Fridges and Freezers have COP ratings?
@editor Thank you all for your replies and submitted in...
By Toodles , 1 day ago
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I know and yes. The secondary deltaT wont necessaril...
By JamesPa , 1 day ago
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RE: Designing heating system with air to water heat pump in France, near Lyon
Just love the way you put it! 🤣
By Batpred , 2 days ago
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RE: Safety update; RCBOs supplying inverters or storage batteries
Thank you for sharing. So it seems that your Schneid...
By Batpred , 2 days ago
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RE: Forum updates, announcements & issues
@upnorthandpersonal thanks for the thoughtful, consider...
By Mars , 2 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@mk4 All 21 panels have their own Enphase IQ7a microinv...
By Toodles , 2 days ago
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RE: Setback savings - fact or fiction?
Great, so you have proven that MELCloud is consistently...
By RobS , 3 days ago
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RE: Mitsu PUHZ120Y 'Outdoor Temp 'error?
Thanks David & James It almos...
By DavidAlgarve , 3 days ago
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RE: Surge protection devices SPDs
@trebor12345 - your original Topic about the right type...
By Transparent , 3 days ago
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RE: Help needed with Samsung AE120RXYDEG
@tomf I’ve been sent this from a service engineer at Sa...
By Mars , 4 days ago
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RE: Buying large amp bidirectional RCD and RCBO
Yes... I went through this particular headache and ende...
By bobflux , 4 days ago
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O-oh! Let's take this as an opportunity to 'pass the ...
By Transparent , 4 days ago


