Last seen: Jul 13, 2025
@jwilliams89 Your calculations look good at a glance. With respect to the internal pipe strengtheners, I have tended to use the hep2o ones which are s...
Hi. There isn’t anything wrong with using plastic pipes as long as they meet the needs of the emitters. See this by John Cantor. I’ve used them in my ...
Hi @essgeesee Welcome to the forum. Heat pumps work best without zoning or TRV's turning radiators on and off regularly. The way a lot of us use our...
@misterb lol. That’s exactly my situation too. My battery is huawei, I’ll have a look at the fog star thanks.
@delt I think also the levels of insulation in a house come into play. I corresponded with one user who used the same amount of kWh with a heat pump a...
@misterb thanks. I think that mirrors my thoughts. What you say about bigger batteries is interesting. I have a 5kWh battery, it’s a modular sys...
This is actually quite an interesting problem and highlights the difference between efficiency and cost. Heat pumps are most efficient at low flow ...
@jamespa apologises, I did virtually paraphase everything you said earlier 🤣 @notechknowhow as James mentioned, it might be a good idea to ...
@notechknowhow I dont sorry Andy, but your order of priority would be to heat as much as your hot water via the solar thermal first, then the divert...
@notechknowhow I think that is the reason why there is not FIT entry then. Shame, but i guess the owners already had thermal solar and didnt see the p...
@notechknowhow Ive downloaded the full datafile now, but i cant find anything of that installation size. That either means it isnt on the FIT registe...
@notechknowhow Have you seen this Youtube video BTW. It looks like your control unit?
Latest Posts
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RE: 300 Liter Tank - Do I have to heat it all?
Cross references for @martingale Background discussi...
By Transparent , 10 hours ago
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RE: ASHP heat output monitoring
Thanks. It may be just Vaillant, not Grant, I just had ...
By cathodeRay , 10 hours ago
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RE: Share Your Experiences with Heat Pump Manufacturer Support
@terry1812 Oh Good! Pleased to help if I can! Regards, ...
By Toodles , 20 hours ago
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It's unclear to me how the Smart Control project work b...
By Transparent , 20 hours ago
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RE: Have Consumers Been Lied to About the Efficiency of Heat Pumps Made in China?
@pavel, this isn't about discrediting Chinese products....
By Mars , 21 hours ago
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RE: Why do we need pressurised systems?
@old_scientist If that were the case (and it might well...
By Toodles , 3 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
We had an excellent four months (11/3 to 15/7) generati...
By JulianC , 3 days ago
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RE: Is this just haze or something more?
I think the present somewhat cooler hazy days show the ...
By Judith , 4 days ago
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RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
All noted and accepted and as I say I am sorry that you...
By JamesPa , 4 days ago
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I think it is very much me that is sitting outside the ...
By Grantmethestrength , 4 days ago
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
@davidalgarve It should just be recovered by both servi...
By dgclimatecontrol , 5 days ago
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RE: Who's your electricity provider and what's your tariff?
Aggregators have been recognised for many years, and it...
By Transparent , 5 days ago
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RE: Help me keep the faith with my air source heat pump installation
Great news I edited my previous post (probably af...
By JamesPa , 5 days ago
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RE: Double or Triple Glazed Windows?
@toodles Glad to hear things are progressing well for y...
By TRBob , 5 days ago
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How to waste energy (and time) playing with AI.
A friend of mine who subscribes to an AI service was ex...
By Toodles , 5 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
@topher you’re more than welcome to, yes. I’ll send you...
By Mars , 6 days ago
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RE: Fitting new shower valve ..........
I’ve never taken a chance when fiddling and changing ou...
By Mars , 6 days ago
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You should contact the council and report the unsatisfa...
By JamesPa , 6 days ago
