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Last seen: Aug 25, 2026
@cathoderay, this is excellent work... one of the more detailed and thoughtful pieces of homeowner-led analysis we’ve ever had on the forums! You’ve ...
Three years to make your first post, @weemalkie… that’s got to be a record! 😂 Great setup and a great location to hear from. Scotland puts h...
@judith very helpful, thank you. I know the ranges are out and we're working on getting them accurate.
@venkman nothing as of yet. They said they were looking into it, but got delayed because of exhibitions that they've been attending. Will follow up.
@painter26, Leading Renewable Change have just got in touch and said that if you call them on 01293 851 459, press service and speak with Ella, they c...
This tool currently runs two independent checks on a heat loss estimate (W/m² against property age and fabric, and a cross-reference against historica...
We've published a flow rate and pipe sizing calculator on the site. Your heat pump is rated at a specific output, but it can only hit that output if t...
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Degrees of Separation
Latest Posts
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RE: Cooling with air to water heat pumps
A quick update. I finally found a 'solar' roller bli...
By springswood , 28 minutes ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
85kWh of gas usage, divided by 24 gives 3.54kW and adju...
By Old_Scientist , 1 hour ago
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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 , 12 hours 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 , 15 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 15 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 , 15 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 , 1 day 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 , 2 days 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 , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 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



