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Last seen: Aug 25, 2026
3MWh/year is pretty tiny, are you sure of this figure? If this is correct then it implies that your house requires a boiler with an output of roughl...
I am guessing that they use the hp manufacturers pre plumbed cylinder to ensure that their rookie plumbers can't completely screw up.
Are you heating in June? Or is it in cooling mode? Are the sensors on external pipework or inside the unit?
Definitely. Start by asking for the current annual consumption (or better still smart meter readings) and heating pattern. That will give an estimat...
I feel for you. My _whole_ house needs 7.5kW but the MCS brigade insist it needs 16kW. I am fortunate that I spotted this before agreeing to an inst...
Interesting. Many of the words in that response echo a response recently received by me from MCS when I wrote to them about the inadequacy of the cur...
Sadly this is bound to continue imho for so long as the grant harvesting industry, aided by the MCS monopoly, continue to dominate heat pump installs ...
@fazel I have made contact and exchanged emails. His coworker is supposed to call me. However it's clear that I'm 'out of area' so I'm not sure he w...
In fairness I think the policy objective is quite probably to build and train the industry. However I'm far from convinced it's doing that either (we...
@sunandair The videos look good. The first pretty much confirms the main problems with design/installation discussed here and elsewhere, the second c...
Sadly I haven't yet got to the installation side and as you say I am aware that this also has problems. If I am lucky enough to find a route to get t...
I cant see that there is a major problem, certainly not sufficiently major to justify setting up a parallel system. Building inspectors are used to r...
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Degrees of Separation
Latest Posts
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New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
I am feeling baffled and worried:We are having a an Aro...
By GutoFfowc , 53 minutes ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 4 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 4 hours ago
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RE: Questions about A2A for heating as well as cooling
@donciccio I would suggest that you take a "fabric-fi...
By Rob of York , 5 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
Any idea how efficient your gas boiler is? Is it a 50 y...
By Old_Scientist , 9 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 21 hours ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 1 day ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 2 days ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 2 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 2 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 2 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 3 days ago
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RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 6 days ago
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