Last seen: Aug 4, 2025
@majordennisbloodnok Everything we do is about assumptions, we do not have x-ray eyes that will expose the failures of the building industry, so accur...
🤣 🤣 I have only put in over 900 heat pumps, so what do I know 😊
@Jancold Your kitchen would not have been cold, 18 degrees C is the temperature kitchens should be designed to because there are significant amounts...
@jamespa I agree wholehatedly.
@jamespa I agree with nearly everything you have said. However, today heating systems are critically undercharged for if you take inflation in to acco...
@johnmo It appears you do not value expertise or experience. Do you put your own fillings in your teeth? I think not, you pay an exorbitant rate for a...
All 3 drawings are hydraulically separated and are all buffer tanks. The third does not show a pump in the heat pump, which there has to be one, or wa...
@ecobaker Your system volume will be fine, just make sure you get the right flow rate with all TRV's open and at least 8 l/min with all closed. Leavin...
Hi It does not matter which side the pump is on, it is a circuit. You must however make sure that you have enough open zone system volume and flow. ...
@derek-m So would we all, but beggars cannot be choosers 😀
@lucia In my view, the Daiken is a better unit as it controls the Delta T of the heating water (The Vaillant does not ), and the controller is very mu...
@derek-m Daiken capacity charts
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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 , 1 hour 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 , 2 hours 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...
By Mars , 3 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 , 4 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 , 6 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...
By jamespetts , 14 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 , 15 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 , 15 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 , 16 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 , 20 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 , 21 hours ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 24 hours 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