
Last seen: Sep 10, 2025
Our baseline consumption, the house running and doing its thing (WiFi, chargers, home sewage treatment plant pump (100w), fridges, security cameras, s...
@gild, there are alternatives like water source and ground source heat pumps, as Derek suggested. However, these systems can be incredibly expensive t...
@gild, I see where you’re coming from with the idea of adding grills or mesh to bring in fresh air. For an ASHP to function optimally, it needs a co...
Welcome to the forums! My initial thought is that placing an ASHP in a cellar won’t work.ASHPs require good airflow to function efficiently, and placi...
I imagine that for those of you with “automated” systems, your heat pumps must have kicked in this week with the chill in the air.For the rest of us w...
@ollie, @johnmo raises a valid point about buffer tanks, as they can require additional distribution pumps. While it hasn’t been problematic or partic...
This article may be a good starting point: @majordennisbloodnok, is this something that you can specifically advise John on?
Nice one @julianc.... doesn't even remotely look like me, but I'll take it 🤣
@vinceprince you'd be well advised to discuss this with @sune. He's one of the best out there.
@lucia have you had a booking date confirmed yet? Really keen to hear about your next phase.
Have Octopus recommended a unit yet?
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RE: Buffers, hot water and cooling
@jamespa Your reasonably close! Especially with warmer ...
By dgclimatecontrol , 1 hour ago
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RE: Who’s Caved and Switched the Heating On Already?
My heating isn't 'ON' yet, although it is firing up in ...
By Morgan , 1 hour ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@damonc If the heat pump controller is in a suitable ar...
By HCas , 3 hours ago
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RE: Midea ASHP – how to set weather compensation
The midea has a number of pre programmed WC curves (wit...
By benson , 4 hours ago
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RE: COP is not the only measure of efficiency
If that's the case then you are right to be sceptical, ...
By JamesPa , 6 hours ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 8 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@ashp-bobba Well done for stepping in where most would ...
By JamesPa , 10 hours ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 19 hours ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 19 hours ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 24 hours ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 1 day ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 1 day ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 1 day ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 1 day ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 2 days ago
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RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 2 days ago
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RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 2 days ago
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RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
By Judith , 3 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
@cleardene-ashp just thinking about your issues here. Y...
By Judith , 3 days ago