Last seen: Nov 30, 2025
Some Daikin systems use PWM speed controlled pumps, I'm not that familiar with them, so the total system heating flow rate may vary according to heat ...
Hi there @pie_eater, absolutely right to try it single zone 'open loop' first, and see if it's a success. Buy or borrow an infrared thermometer or, ...
Yup, must be the R32 model. The larger R290s are not available wholesale yet.../p> Trying to find out who the Chinese OEM is of the Grant badged R29...
Ditto Major. 2x6.5kW Growatt batteries timed to charge on 2 of 3 low rate periods with Cosy Octopus each day. There's a third unused time slot on both...
Something knackered on the monobloc heat pump unit that wasn't maintenance related. So not blocked filters, strainers, coils, etc. Poll description ed...
My former home insurer 'More Than' has stopped selling home insurance, my account has very recently been taken over by 'Admiral'. It seems Admiral spe...
Octopus' latest version of Cosy tariff now includes a third low rate tariff period from 10pm-12am. Added to the two 3hr periods 4am-7am and 1pm-4pm, t...
Hi @broadsman, what a good observation. I've seen this with one Stelrad K3 triple, the only triple rad I have, in our conservatory. We don't always he...
This with the 3kW immersion energised during defrost @marvinator80? It's transformed my unit performance when in regular defrost mode. The leaving wat...
@tomaszw this is one of the most informative and carefully worded postings on here. That you can put into such eloquent words and in such methodical d...
Latest Posts
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RE: Flow rate discrepancy between ASHP and manifold
Hello, I thought I'd update this thread now that the in...
By AshRolls , 10 minutes ago
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RE: Heat Pump Training vs. Real-World Installation
@editor I recently completed the Heat Geek Mastery co...
By Lucia , 12 minutes ago
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RE: Replacing my 18 month old Hitachi Yutaki ASHP
JamesPa. Thats one thing that I do have right. Cross ...
By trebor12345 , 19 minutes ago
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RE: Commencing on an ASHP Installation Process
@sheriff-fatman It's also worth highlighting that th...
By Lucia , 25 minutes ago
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RE: Electricity price predictions
😀 Thanks, today seems a particularly good day...
By Batpred , 30 minutes ago
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RE: Help…my NIBE heat pump has faulted again!
@Fiona, James is right. The unit should still be under ...
By Mars , 58 minutes ago
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RE: Hitachi Yutaki SCombi Heat Pump - Owners
. It does but, unless there has been a firmware updat...
By JamesPa , 3 hours ago
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RE: Solar panels on side of house to heat water
Not a problem, @toodles; introducing another option bac...
By Majordennisbloodnok , 4 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Yesterday it was chilly and the cosy6 had a Cop of 4.3 ...
By AgentGeorge , 5 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@toodles Same here! This month 187kw.
By Andris , 5 hours ago
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RE: Grant Aerona circulation/system pump staying on
@mikefl thanks, so to check is your parameter 4200 set ...
By damonc , 6 hours ago
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Are Water Companies Delivering Bricks?!
Please look away now if you don’t wish to lose several ...
By Toodles , 6 hours ago
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@jamespa Ah, they do indeed do firmware updates very oc...
By Toodles , 10 hours ago
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I’m trying to rule out a fault, could owners of above c...
By Unsure , 10 hours ago
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RE: Jokes and fun posts about heat pumps and renewables
And I thought I was the one with the taxi on speed dial...
By Majordennisbloodnok , 23 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
The problem I see with A2A (and I'm interested if there...
By Temperature_Gradient , 1 day ago
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RE: British Gas vs Octopus Energy vs Heat Geek vs EDF vs Aira vs OVO vs EON.Next vs Boxt
@temperature_gradient I specifically explained to my po...
By Toodles , 1 day ago
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RE: Grant Aerona Short Cycling
@damonc I was refering to the 'standard' energy sticker...
By MikeFl , 1 day ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@hcas where do I find Havenwise Support? On...
By Morgan , 2 days ago
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RE: Should Our Water Circulation Pump Be Configured to Run All The Time?
We recently (Aug 25) had a Grant Aeorana 3 installed un...
By GA3_USR , 2 days ago
