Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: May 17, 2026
That cant be precisely true if, as you say, the temperature the tank reaches depends on the outside temperature. According to the table the capacity...
@filipe Im not absolutely sure from your post whether you are pleased on not with your installation but get the impression you are in which case that...
Personally I wouldn't without first being certain this makes sense. Nor would I have it in the cylinder cupboard. Chances are its got a room tempera...
OK, I’m a bit baffled. Does it switch off after a certain time or when the flow temperature reaches a certain value? Some heat pumps have a 'max DHW ...
With an LW of 55 you will struggle to get to 52, but you should get to 48 I would have thought. Does your heat pump allow you to increase the max lwt...
If you get the weather curve right and rads balanced and run 24*7 with trvs open and thermostats set to max you should rarely have have to touch it. ...
That would make sense; the 2 off mcbs would need to go in the same enclosure so the challenge might be to find the right kit of parts! A quick search...
I think that says that the filters are the first point of call It's the same procedure as with a boiler based system, if you know that. ...
Can you advise if the tank is a 'heat pump' tank, ie one with a large coil (generally 3 sq m). Do you by any chance know what flow temperature the he...
Sorry to hear this. To help with the diagnosis can you describe exactly what you are observing when you say 'it doesnt have enough power' and also ...
Agreed. Personally I wouldn't try even for my 7kW house. Thats roughly 50kWh in the high price period which is a lot of battery. The sweet spot for...
Latest Posts
-
RE: Advice on Vaillant Sensocomfort
I dont know for certain about heatpumpmonitor, the kit ...
By JamesPa , 3 hours ago
-
RE: Debugging my legionella immersion heater
I notice this (66 is rather hot) with my legionella cyc...
By JamesPa , 5 hours ago
-
RE: DIY Heat Pump Installations: Navigating Legal and Regulatory Hurdles
@transparent I thought you would spot that wind turbine...
By Batpred , 5 hours ago
-
UK warm homes plan - how can it be delivered?
@editor Sobering thoughts on your article on the workfo...
By Batpred , 6 hours ago
-
RE: Setback savings - fact or fiction?
You are right to be intrigued by it IMHO. SOFAIK it is...
By JamesPa , 13 hours ago
-
RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@swwils there is no logic to oversizing a heat pump. It...
By AgentGeorge , 16 hours ago
-
RE: Vaillant Sensocomfort Time
Thank youy for the pointer. I think I have managed to ...
By ispookie666 , 1 day ago
-
RE: Forum updates, announcements & issues
I have been doing a lot of work on the site lately and ...
By Mars , 1 day ago
-
@majordennisbloodnok good advice, thanks for that.
By David999 , 1 day ago
-
RE: My Grant R290 9kW Heat Pump Installation
I am following this thread with great interest and than...
By TaffontheTaff , 2 days ago
-
RE: Sizing an ASHP; Heat loss and kW
You can't measure heat loss with a website. But you ca...
By JamesPa , 2 days ago
-
RE: Estimating true heat loss from twelve months of consumption data
@ian33a — I have a sort of residual interest in this pr...
By cathodeRay , 2 days ago
-
Hi, Thank you. So its a Daikin Altherma 3M...
By Lbart68 , 2 days ago
-
I have a Contactum CU. Would the below RCBO (descriptio...
By Batpred , 2 days ago
