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Last seen: Jul 30, 2026
where is it installed and what are the conditions it’s exposed to.
big house, poorly insulated V heat pump sounds like big bills does it not. The batteries don’t last long trying to keep a heat pump going. I have a ...
@etchedpixels just been informed that you can’t have batteries in a bedroom and mine are too big to fit in the utility room or kitchen. The batteries...
@majordennisbloodnok I had a huge battle with both my solar and ASHP installation. All sorted but I wish I knew more as well. I’m watching houses bei...
@majordennisbloodnok not a truer word spoken, as with ASHP the technology arrives before the skills.
@etchedpixels the more replies and more thought I give this the more I think it’s not practical. Must be a lot in lofts though before they changed the...
yup going to remove a tile and slip in a vent tile. Got the fans just need a thermostat.
@toodles they must be tough, we have had showers within the hot days and even hail at times.
@jamespa my total dc voltage is 490 and the inverter max is 550. I’m getting confused regarding outputs but it looks like I’m within the working load...
@jamespa same inverter, just added another string to the spare input. I read somewhere that a max of 3.6 output was the max allowed in a domestic and...
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Latest Posts
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RE: Who's your electricity provider and what's your tariff?
Yes, looks like very slight increases in the unit rate ...
By Old_Scientist , 1 hour ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
By Old_Scientist , 2 hours ago
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 3 hours ago
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RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 4 hours ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 5 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 , 21 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 21 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 , 2 days 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 , 3 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 , 4 days ago



