Last seen: Nov 10, 2025
I love it. A perpetual motion machine. Mike
@marvinator80 I get Grant to come and service once a year. You don't need a service plan with them, just book one whenever you want. tbh I don't think...
@roamingbull This is getting a bit off-piste! We are going BA/American via Dallas. Staying at the Wort Hotel in Jackson. There's a regular shuttle/ski...
@roamingbull I'll stick with it for now. My total electricity bill is about £300 per month. If the ASHP worked like I think it should at low temps the...
@roamingbull I share your sentiments. My Grant ASHP spends most of its time in a cycle of frosting up and defrosting as the air temperature drops belo...
Tinkering with my Grant ASHP is beyond my technical abilities but I too noticed that last night was the coldest night of the season so far. Here in ...
The recommendations for improving a rating are often laughable. A friend has a farmhouse (277m2 floor area) with plenty of surrounding land. The bu...
Here's a link to another recent study of the efficiency of heat pumps at mildly low temeratures, from a number of countries. All very encoura...
I lost the main circuit board about 4 years ago on my ASHP. I was never sure why but it was expensive to replace. We live in a rural area with relat...
It's almost 7 years ago now and I got nothing other than the manufacturers operating instructions, which are aimed more at the installer than the end ...
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
If you saw it with your own eyes I wouldn't attempt to ...
By AndrewJ , 8 hours ago
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Our 7kW Vaillant is wall mounted, no problem neat insta...
By Judith , 9 hours ago
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RE: Replacing my 18 month old ASHP
@trebor12345 @jamespa If it helps any this documents...
By RobS , 9 hours ago
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RE: Cashback Incentives That Reward Shorter Ideal Heat Pump Warranties
Comment to bring this topic back into the spotlight for...
By Mars , 10 hours ago
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RE: Maintaining temperature on windy day
I used to, but now I am retired. Mostly I miss doing th...
By cathodeRay , 11 hours ago
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RE: Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far
Quick update, Solis AI looks like work in progress. Had...
By Batpred , 12 hours ago
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@davidalgarve that sounds like the recommended method, ...
By F1p , 13 hours ago
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RE: Extend the colder range of the weather compensation curve?
Daikin has a slope WDC which changes per degree of temp...
By RadWhisperer , 16 hours ago
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RE: Why Millions of UK Homes Struggle With Heat Pumps
The idea (and at least one similar product) has been ar...
By JamesPa , 16 hours ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
In a nutshell, yes- set weather compensation curve and ...
By benson , 20 hours ago
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RE: Commencing on an ASHP Installation Process
@sheriff-fatman looks very nice. And good shout check...
By benson , 20 hours ago
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RE: ECO4, ECO3, ECO2, ECO1, HUS, BUS, GBIS Dedicated Support and Advice
@toodles very happy too (I have no vested interest othe...
By Bart , 20 hours ago
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RE: Boxt Heat Pump Installation Experience
By Andrew J H , 1 day ago
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RE: Don’t Install a Heat Pump Until You Read This
I feel for you. I have never done a major 'build' per...
By JamesPa , 1 day ago
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Threeway Diverter Valve question
I am looking at a few upgrades/fixes to my Grant Aerona...
By Grantmethestrength , 2 days ago
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Thank you! I use plotly in python, with the data comi...
By cathodeRay , 2 days ago
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RE: 10kw heat pump run in 24*7 data?
Vaillant are pretty good maintaining their ...
By JamesPa , 2 days ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
So this morning marked 24 hours up for installer. Rooms...
By Crimson , 2 days ago


