Last seen: Oct 11, 2025
@clairelp I'd expect the primary pipes - which is the ones that connect your heat pump to to the volumiser, to that black and red Esbe valve, and to a...
Additional to all those good comments, especially the pipe clipping one, it might also be worth checking with the installer what the velocity in the n...
@editor my copy arrived at the weekend - I haven't read it back to back yet but I have skimmed through each page. Like you say it's an ideal grounding...
@elton and here's a link
@editor just ordered my copy.... we'll probably recommend it to our local sustainability groups. Until "low temperature heating system design" is full...
@editor I'll defer to Brendon/Heatcol's encylopedic knowledge here when and if he responds in terms of how many compressor starts per hr is too many.....
@tomasmcguinness a thermal store can help to reduce cycling / increase utilisation. Using dual stats top and bottom is helpful - appliance comes on on...
@ianmk13 they're not trvs as such - they are a series of fittings into which you can fit flow-settable inserts. You then add a cap to stop people fidd...
We're soon to trial flow-settable rad valve insets, and in-line valves from IMI and Giacomini on an installation we supplied the heat pump to in Devon...
Latest Posts
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RE: My DIY Heat Pump installation
@polar-bear So I have a done a bit of late night shiraz...
By Grantmethestrength , 32 seconds ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
@benson — excellent work! You now have access to all th...
By cathodeRay , 25 minutes ago
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This is a plot from a Shelly EM monitoring the supply t...
By Ubert767 , 10 hours ago
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RE: Request for feedback on where we're at with our quest to get an ASHP or ideas.
thanks, heatpunk looks great, being able to do the calc...
By giryan , 12 hours ago
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RE: Is Your House Warmer Upstairs Than Downstairs?
Why arent you expecting them to make much difference. ...
By JamesPa , 12 hours ago
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RE: Oil Boiler & Heat Pump Hybrid System
@paultheheating I wonder if you are being a bit pessimi...
By GrahamF , 13 hours ago
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@toodles sounds good. I started with cosy but then plug...
By Eliuccio , 13 hours ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
It has been just over a year since we changed over to a...
By npru , 15 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
He showed me a photo of 5-10l/min. However a...
By Crimson , 16 hours ago
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RE: Finding a Thermostatic Shower Valve That Works with Heat Pump Systems
@morgan I should just have written ‘Mea Culpa’ shouldn’...
By Toodles , 17 hours ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
'We learn from history that we do not learn from histor...
By Lawrence Leask FInstR , 17 hours ago
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Mitsubishi Ecodan FTC7 Legionella date set
I can set the number of days between Legionella cycles ...
By DRB01 , 22 hours ago
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RE: When to use Octopus Intelligent Go tariff with my heat pump and battery
@treewizard Yes, I like the extra facilities that NetZe...
By Toodles , 23 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@adamk downstairs rads are less prone to airlocks, you ...
By AgentGeorge , 1 day ago
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RE: My Octopus Cosy 6 Heat Pump Journey: From Quote to Completion
@editor thanks for highlighting my name. Yes I did get ...
By Chansug , 1 day ago
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RE: balancing radiators with a mixture of different size pipework and a few undersize rads.
@editor Thanks for your input Mars. No I think the comm...
By baxtDave , 2 days ago
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RE: Rate the quality of your heat pump design and installation
We’re looking to expand our list of recommended list of...
By Mars , 2 days ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@transparent Along with the right workers, they can’t b...
By Toodles , 2 days ago
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RE: Midea ASHP – how to set weather compensation
I have just looked at my heat pump 'long interval' (27 ...
By cathodeRay , 2 days ago
