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Last seen: Jan 6, 2026
Don't mistake designed flow rates (which fixed speed pumps need to be set to to obtain maximum input when required) with variable flow rates that heat...
The Grant engineer has given you the correct information. If you let the water stop completely each time the compressor stops, consider what happens...
VRG131 is just a popular valve and can be adapted to any size using fittings. The pump can be chosen based on the pressure loss. What will be in con...
Exactly what I said in the video, and that is one of the worst AAVs in the market, so they can expect leaks in the future.
Having joined the Aira owners group on Facebook (for some heat pump research I am part of), they have completely locked the system down. I’m also susp...
Oh I do a good pirate accent alright... 🏴☠️😂👍 I'm sorry i've disspaointed on the previous occasion... B...
Click the link below (PDF download) and have a look at this diagram.../p> It shows how the system should have been wired and very basic settings. Yo...
So, you actually have two pumps, not one. @old_scientist is going in the right direction with you. If you run out of ideas I'm here in the background....
Not stepping on my toes at all. I've just done 6 weeks of research at Energy House 1 on Samsungs, so I could have asked for the FSV's but wanted to se...
Always need the full picture before making a descision... Otherwise we are just guessing! 😎👍
Latest Posts
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RE: Cooling with air to water heat pumps
@springswood The most flexible and cost effective wa...
By Papahuhu , 2 minutes ago
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Nobody will, that's the point of this thread, the heat ...
By JamesPa , 50 minutes ago
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RE: Indevolt Batteries UK Support & Info Thread
Good morning. I just came across your website. Was ho...
By iRadiate , 5 hours ago
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RE: GivEnergy inverter tripping due to over-voltage?
Many thanks for the helpful and educational inputs! I...
By Tim441 , 12 hours ago
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RE: Failed Heat Pump Install: IWA Claim Rejected
Many of the estimates we received mention IWA and RECC....
By Batpred , 16 hours ago
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RE: Rural burning – I've had enough
Same here in Finland. It's strictly forbidden ...
By upnorthandpersonal , 16 hours ago
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RE: Renewables & Heat Pumps in the News
Something worth flagging... we've just published a news...
By Mars , 16 hours ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
The Homeowners' Q&A podcast is back... I've changed...
By Mars , 17 hours ago
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RE: Anyone concerned about GivEnergy?
I have already signed up with Axle so yes, that takes c...
By KevH , 18 hours ago
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@batpred Would it pass the airbnb feedback test no. I...
By EtchedPixels , 1 day ago
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A quick update... we've just launched the beta version ...
By Mars , 2 days ago
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RE: Who Actually Owns a Heat Pump in Britain? We Asked. Here Is What We Found.
The age part doesn't surprise me - only 25% of UK home ...
By EtchedPixels , 2 days ago
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RE: Home automation and the cloud; is there a better way?
Nothing you've said there, @etchedpixels, is something ...
By Majordennisbloodnok , 2 days ago
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I've heard from others living in the vicinity of Derril...
By Transparent , 2 days ago
