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Last seen: Jun 27, 2026
@jamespa the flexis have been in a horizontal position before and still did it. The most I can do is maybe arrange the clamps in a better arrangement ...
@jamespa this is what the pipe work looks like after they moved the flexis to a vertcle position to comply with the primary pro requirement for them t...
Update: installer contacted Vaillant to have them come out to it as a warranty call, but Vaillant are saying I might have to pay £98 if they think i...
@jamespa can you take a pic of the primaries inside the loft especially how they are clipped and if the copper pipes touch the wooden trusses. This wo...
@dgclimatecontrol yes the wall fixings are mostly around the flexis I think the bottom one is actually on the pipework leaving the rear of the unit. T...
@toodles it’s just doing an ECO water run as we speak and power consumption is about 1500w and I can only here the humming in the utility. The rumblin...
@jamespa well I set it to on yesterday and have a night setback of 18 until 6am. This morning at about 6:15am it roared up and I could hear the hummin...
What I’m trying to say is I want the solar inverter on the pw3 to just export not charge the batteries or for the batteries to affect the FIT meter, a...
Might not be to bad as I think it’s just the export limit not installed inverter limit. I’ve got a 4kwp array on another 3.68kw inverter attached to a...
@jamespa Here’s a pic of part of the pipes. They have used some wall supports on the pipework before the flexis and even in the middle of the flexi...
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Latest Posts
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 6 hours ago
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@kilgorexv, I actually think doing your own calculation...
By Mars , 6 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 , 20 hours 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 , 1 day 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 , 1 day 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: Do I add Air Con or MVHR to existing A2W ASHP?
There is scope for product development here. I for one...
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 , 2 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 , 5 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 , 5 days ago
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RE: Is it the house or the equipment?
...which, I've found out, is pretty much impossible to ...
By Majordennisbloodnok , 6 days ago


