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Last seen: Aug 25, 2026
I guess my comment was a little tongue in cheek, but I do believe that MCS are seen by Government and others as the mechanism by which standards are m...
I and, I am sure others, understand and sympathise with your concerns. Perhaps misguidedly, I (and I am sure others) are trying collectively to pin d...
Isn't this what MCS is supposed to do. Government, as I understand it, view them as the mechanism to ensure standards are maintained and they speak e...
OK, so I presume that the comparisons are for comparable years/periods? Im also assuming this is averaged over the heating season not DHW only or on...
@iantelescope are you able to measure the temp difference between the the flow to the Heat Exchanger from the HP and the flow from the heat exchanger ...
I applied for planning consent at a time in my journey when I was despairing of finding an MCS contractor to do the job. The LPA demanded, and is sti...
@declan90 Physical size, appearance, noise spec and output, plus finding a contractor who would do the install at a sensible price, were, in the end, ...
You need the detailed data book to get COP and max output at various flow temps and OATs and this is often quite comprehensive. Most manufactur...
What is your calculated house heat loss? If its low, then it would be very likely that the pump was sized for DHW not space heating. In this circum...
@transparent If you buy your energy from octopus you can also retrieve the Smart meter readings from their website. Its quite interesting to browse a...
I am about to order a Vaillant but Mitsubishi Ecodan was on my short list and I would have been equally confident if that had been the best match. Th...
On rereading the charts with a sensible size screen (originally I was reading on a mobile - I did say it was a 'quick look') then I would say that you...
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Degrees of Separation
Latest Posts
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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 , 1 hour ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 1 hour 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 , 2 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 , 6 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 , 19 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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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 6 days ago
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