Last seen: Jan 29, 2025
My order of a Mason 280L (Vertical) with grade A 304k cells was delivered on Thursday. Just started to unpack it and it's very suprising to see: 1. ...
When people say ‘they don’t work’ , what they actually mean is ‘it costs more than gas’… which, unfortunately, in the current energy price environment...
I went for the upright seplos, mainly because they couldn’t tell me when these were coming in, and I’ve got two failing cells in my DIY pack. Need som...
My 9kW Cool Energy (SPRSUN) has been coping admirably this last week. Rads in the old part of the house, ufh in the 15m2 extension. Weather comp cur...
The grant pump isn’t pwm controlled so you could literally fit the cheapest one from toolstation and it would work without error codes.
@soniks I watch all his video's, he's a smart guy... Hopefully when he gets his f-gas certificate later this year he'll be in a position to de-gas/re-...
@soniks Szymon from Urban Plumbers by chance? He's just re-piped a badly installed Grant unit...
@chickenbig those numbers for absorption/float look sensible…
@transparent my cells are old and I could use actively cooled balance resistors as although my bms can request a reduced charge rate when balancing, i...
I’m using 210aH CALB prismatic cells but my absorption/float numbers are: 55v absorption, balance starts at 3.45v, 1.8a maximum balance current, 20 ...
@robl I agree completely.... Insurance products are miss-sold to those who can least afford them, usually. That's another one of my pet hates. I wou...
@morgan almost certainly, yes… if you’re the sort who likes a warranty then servicing will be a requirement to maintain that. Although like most war...
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Latest Posts
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
If you haven’t voted on this poll yet, please take a mo...
By Mars , 6 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
I should add that my system has two circulating pumps: ...
By JohnR , 7 hours ago
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RE: Transforming a Derbyshire Property into an Energy-Efficient Haven
I feel that this is a good campaign for me to embark an...
By Mars , 7 hours ago
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RE: Replacing knackered oil boiler with ASHP - Perthshire
On the basis that 1l oil = 10kWh and 1cu m wood = 2500k...
By JamesPa , 8 hours ago
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RE: Battery storage to run Heat Pump.
@jeff The government are quite happy for the network ...
By Lucia , 8 hours ago
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RE: Grant ASHP not reaching target temperatures
We may have similar and could share experiences: I ha...
By Hillswick , 9 hours ago
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@sandman1600 Yes, you have the idea of what you need to...
By bontwoody , 9 hours ago
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RE: Setback savings - fact or fiction?
OK, so I'm just thinking out loud here: You loose ene...
By BobTSkutter , 9 hours ago
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RE: Who's your electricity provider and what's your tariff?
@old_scientist The OE guidelines mention that their con...
By Toodles , 11 hours ago
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RE: Adjusting 6kW Daikin's Weather Compensation Curve
@jamespa I'm grateful for your advice.
By Ubert767 , 12 hours ago
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@heatgeek thanks! I contacted them too.
By Eliuccio , 12 hours ago
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RE: Is it KISS or constant – weather compensation vs. set flow temperature?
Thanks. I've seen the video several times at the beginn...
By cliffhanger , 15 hours ago
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RE: Say hello and introduce yourself
@carrownisky where are you based? Would you like me con...
By Mars , 17 hours ago
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RE: Baxi Air Source Heat Pump tips and tricks please
@transparent Good morning, the installer sorted our m...
By Cathyem1 , 18 hours ago
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@roodo welcome to the forums and I’m really sorry to he...
By Mars , 19 hours ago
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RE: Thinking of ripping our my IVT Greenline HT Plus C model and replacing with a gas boiler.
Don’t rip out a IVT! Amazing heat pump! Unless your com...
By greenlight , 21 hours ago
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RE: Sunamp Thermino Heat Battery
Wow, I knew they were pricey, but didn’t expect it to b...
By Mars , 1 day ago
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RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
@matthew_w good luck with the quotation and proposal pr...
By Mars , 1 day ago
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RE: Should I make my radiators smaller?
Mine are also upstairs because I upgraded them before I...
By JamesPa , 1 day ago
Latest Topics
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Adjusting 6kW Daikin's Weather Compensation Curve
By Ubert767 14 hours ago
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Replacing knackered oil boiler with ASHP - Perthshire
By DowallyDrifter 16 hours ago
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Should I make my radiators smaller?
By Scalextrix 2 days ago
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Daikin Heat Pump Cycling Frequency?
By Ubert767 2 days ago
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Battery storage to run Heat Pump.
By Broadsman 3 days ago