Last seen: Oct 12, 2024
A second reference,page 29, recommends a maximum speed of 1 m/s. Graham Hendra's book "50 things heating professionals need to know about Heatpumps" s...
It is a rule of thumb to keep water flow within reasonable limits (not making too much noise or eroding the pipe). I am struggling to find references ...
It seems a bit strange that the customer has to supply these. Surely the installer should have seen and copied these; their audit success should not b...
And one which pays for scaffolding to access the faulty equipment! Having said that, some SolarEdge installers place the optimizer in the loft space;a...
From a grid perspective I would think that using all three phases equally would be the best, especially when adding large loads like an EV charger and...
To be fair, hybrid inverters can offer this, and without locking you into a single battery supplier. AIO systems are hybrid inverters and batteries in...
At the risk of not answering the question asked, what is the power output of the proposed heat pump, and how far is it between the external and intern...
That makes life a lot easier! I still think that modelling the roof and shading is the only way to assess whether micro-inverters or optimisers are ...
By way of contrast, seefor a 300kWh battery (88kVA in/out) made out of 4 re-used Tesla battery packs. 2.5m * 1.9m * 1.9m and 3 tonnes, so a little awk...
What would be the purpose of this new PV array (e.g. trying to extend the time where the heat pump can be run off solar, or maximise income from an ex...
So I was exploring options for installation, and why, for instance, a purely battery storage option did not result in SEG payments. After all, time-sh...
Latest Posts
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RE: 300 Liter Tank - Do I have to heat it all?
I do not think that a 300l cylinder is too big for a tw...
By jamespetts , 3 minutes ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
Is that heat loss, or maximum output of the ASHP? Unde...
By Scalextrix , 16 hours ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan Fully agree with you. It shouldn't be the homeo...
By HCas , 18 hours ago
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RE: Solar Thermal DHW and ASHP
@judith That makes sense to me! If I was in @alex_n '...
By HCas , 19 hours ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
Good unit. And the 10 kW is the same as the 12 kW I ...
By HCas , 19 hours 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 , 21 hours 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 , 24 hours 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 , 1 day 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 , 2 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 , 2 days ago
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RE: Midea ASHP – how to set weather compensation
@cathoderay OK let's wait and see, it sounds an interes...
By Tasos , 2 days ago
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RE: What is the Heat Geek Guarantee?
@judith, I’m with you on Heat Geek, but there really do...
By Mars , 2 days ago
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RE: Electricity price predictions
Community energy installations are a great idea, but th...
By Scalextrix , 3 days ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Ooh, heat pumps in neon blue wrap 🤣 🤣 &...
By Old_Scientist , 3 days ago
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@profzarkov Good to know in case it ever happens to me...
By bontwoody , 4 days ago
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RE: Are Octopuses Slowing Consumer Adoption of Heat Pumps?
I mean, is this surprising? The local installers in my ...
By Alex , 4 days ago
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@old_scientist sorry, I should have made it clear that ...
By GrahamF , 4 days ago
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RE: Boiling Mad: Exposing Radiatorgate
Hi @Rob, I’d be more than happy to contribute. I have ...
By DREI , 4 days ago
