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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@editor fortunately we have a boiling water tap in the ...
By bontwoody , 19 minutes ago
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RE: Low Flow Rate Error - 8 kW Ideal Logic ASHP - Help!
@wh0am3ye super, glad your back up and running.
By ASHP-BOBBA , 2 hours ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A DNO allowing 5kW export on a single-phase supply is u...
By Transparent , 2 hours ago
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As promised, here's Cap'n Burrows delivering on his pro...
By Mars , 2 hours ago
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RE: Heat Pump Installers: Competence, Illusion and the Hard Truth Homeowners Must Face
@Fiona, I really don’t want to disappoint you, but I ha...
By Mars , 2 hours ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
@dgclimatecontrol, hard to disagree with that. “Zero di...
By Mars , 3 hours ago
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RE: Daikin 9kW to 8kW Swap Offer from Octopus
@matban I would have to check the CIBSE guide as we hav...
By ASHP-BOBBA , 3 hours ago
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RE: Ecodan Energy Monitoring Pack
Hi @carpenterstation Did you ever resolve the energ...
By CAMorgan , 4 hours ago
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RE: is a home battery without an EV worth it?
I would find it difficult to justify a battery without ...
By Batpred , 4 hours ago
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RE: What is the Heat Geek Guarantee?
Very useful post, one observation: I can see why instal...
By Batpred , 4 hours ago
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RE: Widespread failure of insulation installation
And there are different kinds I guess. One fri...
By Batpred , 5 hours ago
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@drei - there is definitely something not right, notwit...
By cathodeRay , 5 hours ago
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RE: Octopus tariffs - a quick comparison
Great summary, @majordennisbloodnok! I'd take the ho...
By Batpred , 6 hours ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@mike-patrick I'm no expert... but believe your ASHP is...
By Tim441 , 8 hours ago
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RE: Renewables & Heat Pumps in the News
Good News from NESO released today which d...
By Transparent , 8 hours ago
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RE: Samsung Heat pump with Yonos Pico circulating pump running all the time
I agree with your last last sentence, but for another r...
By JamesPa , 9 hours ago
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RE: New Fogstar 15.5kWh upright solution
Just wanted to share my experience with this kit, as I ...
By Batpred , 13 hours ago
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@jamespa And then there was the window company I had...
By davidnolan22 , 14 hours ago
