Last seen: Sep 10, 2025
Most heat pumps need a flow of 25-30 litres minute, so there’s definitely an issue there. I’m surprised it’s not errored and shut down. Ours shuts dow...
You’ve smashed the nail on the head. Most of the issues we see with inefficient heat pump installations involve systems with buffer tanks, and it’s on...
@crimson, sadly this a design issue, and we have two rads at the far end of the house, right at the end of the circuit that struggle to come to temper...
This is the compromise on cold days for us too.
We are aware of an issue that when you receive a new notification email and you click on the link it takes you to the first page of the topic, not to ...
@Morgan, thanks for letting know. That has now been disabled.
Welcome to the forums @mrj. In very quick reply (because I'm heading out the door) the 2x18kW units seems to be on the overkill end of the spectrum. W...
A very interesting take on ASHPs. How much of this is true in your household?
@wobby1 good luck and welcome to the forums. We look forward to your updates and hearing about your journey.
Latest Posts
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RE: Midea ASHP – how to set weather compensation
Yes. They cost about £400 to buy or you might be able ...
By JamesPa , 28 minutes 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 , 40 minutes ago
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Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
We’re pleased to announce that Havenwise are now joinin...
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
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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 , 5 hours ago
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RE: Who’s Caved and Switched the Heating On Already?
I have automated this decision. I have a heat pump with...
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 14 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 , 14 hours ago
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RE: Buffers, hot water and cooling
I agree it seems like a lot of work particularly as its...
By JamesPa , 15 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 , 19 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 , 20 hours ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 23 hours ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
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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
