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Last seen: Mar 16, 2026
Hi @Soniks, that's really bad news. Has the ASHP installation been installed by a Grant G1 approved installer? If it has, and is has been serviced and...
My Grant has an auxiliary output contact, which is used to control a separate 3kW immersion heater via a relay. It's a back-up heater, supplementary h...
'Elephant in the room' photo that first one showing monobloc location, it was never going to run efficiently. Sadly all too common. Sometimes it's ins...
Hi Mars, generally the higher the voltage the more powerful the portable tool. But a higher voltage battery can provide a longer run time than a lower...
@ggw True electrical usage requires power monitoring & logging of the ASHP monobloc and any additional circulating pumps, controls, etc. There is ...
In a word 'yes'. Battery powered portable tools are designed to work only at their specified voltage. Most portable tools will accept only the correct...
@ggw we have the heating running about 17hrs a day, on early morning around 4.30am, off abound 9.30pm. 1.25 hours in the middle of the day set of HW. ...
We have a grant pre-plumb cylinder with digital thermostat. Thermostat reading is all over the place, still giving us hot water at 45degC when the the...
@iaack hi again. The flow sensor is external on the system hot water cylinder on Samsung Gen6, not internal to the monobloc, so it's possible to have ...
I thought I would share this DIY split system air to air a/c install. This is an R290 propane unit sold by Appliances Direct after the buyer said he w...
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RE: Home energy storage & battery register
AC coupled Pure Drive 10kW battery Solar PV Solis P...
By Little Lights , 18 minutes ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@swwils I guess the true test will be November/December...
By Mars , 21 minutes ago
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RE: Seeking ideas / information / commiseration - Pure Drive
OK so here are my thoughts. Your panels and battery f...
By JamesPa , 21 minutes ago
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RE: Rate the quality of your heat pump design and installation
@claireisamazing, that’s got to be one of the most posi...
By Mars , 26 minutes ago
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Got myself in a pickle. I have two types of plugs, but ...
By David999 , 51 minutes ago
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@jamespa Great, thanks - I've had a quick look at the a...
By Little Lights , 3 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: ispookie666 Manufacturer: Vaillant Mo...
By ispookie666 , 3 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
I'm fairly new to the forum and have not voted. Back...
By ispookie666 , 4 hours ago
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I am seeing an increasing number of occasions when my G...
By DavidAlgarve , 5 hours ago
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@transparent I have been a little reluctant to select "...
By DavidAlgarve , 5 hours ago
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RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
@editor Thanks Mars. I look forward to the subsequent ...
By DavidB , 10 hours ago
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RE: Anyone concerned about GivEnergy?
Fair enough. Its interesting that opentherm (for boil...
By JamesPa , 10 hours ago
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RE: Brand and installer questions for ASHP
A tank solely in the return (upstream of where the retu...
By JamesPa , 10 hours ago
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RE: UK DIY Battery: SEPLOS 48V 200Ah x2 + Sunsynk 8K – Safe Installation for Garage Conversion
thank you to all who have already replied. I have been...
By madsid , 12 hours ago
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RE: Home automation and the cloud; is there a better way?
+1 It's not just cloud though. Many devices have repla...
By bobflux , 1 day ago
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RE: Summer usage. Why is my Vaillant Aerotherm using so much energy on "heating"?
So the red bars are 'DHW' and the yellow bars 'heating'...
By JamesPa , 1 day ago
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RE: Indevolt Batteries UK Support & Info Thread
Have you tried cutting the grid feed to see what actual...
By JamesPa , 2 days ago
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Contractors pack for inta antifreeze valves are around ...
By ASHP-BOBBA , 2 days ago
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RE: Renewables & Heat Pumps in the News
Critics and naysayers will be negative whatever the gov...
By JamesPa , 2 days ago
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RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 2 days ago
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RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 2 days ago
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RE: What is the main ‘dictator’ of Agile’s unit price?
@toodles I keep an eye on wholesale prices and energy m...
By ChandyKris , 2 days ago
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RE: Upgrading my system, how far do I go?
For comparison, my PW3 with 11.04kW inverter, will char...
By Old_Scientist , 2 days ago
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RE: Changes to Tesla Powerwall Charging Regime?
Elon gate - legendary! I take my hat off to you @toodle...
By Old_Scientist , 2 days ago


