Last seen: Jul 6, 2025
@editor It may be that. I do remember setting up a max OAT at which the heating should turn off but can't remember where it was in the settings. I'm c...
@editor Thats correct. Its not particularly cold but the purple line in the first graph shows the outside temperature. Its shows that the heating came...
@dwynwen Thats no problem. I think the business model is lots of small monthly payments which is a good way to get a toehold in what will be a very la...
@dwynwen I don't think I am conflating two separate issues. Havenwise is free for 6 months and £50 per year after, according to its website.
@notanexpert Whilst I agree that setting up a heat pump to run efficiently is more complicated than a fossil fuel system. Once done it is a case of ju...
@editor that's true Mars but I believe the same organisation will often work with the same installer in an area.
Hi @notanexpert Welcome to the forum. I can understand your anxiety about moving away from what you know and the possibility of a bodged install....
@morganr I agree the table is quite confusing. I'm not sure if it is intended to cover a range of heat pumps rather than just one model. The first ...
@morganr Well you have certainly done due diligence 😁. I think its likely that your 4kw estimate is about right but a 6kw model shouldn't be g...
@morganr my understanding of the HG table is that it indicates how much heat can be delivered through that pipe size at a flow 0.9 mps. This is the st...
@morganr Hi. Welcome to the forum. I've used 15mm plastic to all my radiators and have calculated the correct power rates based on actual internal d...
Latest Posts
-
RE: Who's your electricity provider and what's your tariff?
@old_scientist I found the switching between tariff jus...
By Toodles , 2 hours ago
-
RE: Plug and play solar. Thoughts?
Have a read of my previous posts on so-called Balcony S...
By Lucia , 5 hours ago
-
@editor @bart Hi, I can see a few problems with your in...
By Brendon Uys , 8 hours ago
-
RE: Ecodan consuming 100kwh per day in new build!!!
Well at least that solves the mystery of where the exce...
By JamesPa , 10 hours ago
-
RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
"To tell you the truth, I don't know if HAL is homicida...
By Scalextrix , 10 hours ago
-
RE: Location of hot water isolation valve on cylinder
@rossowheels if you isolate the water supply in it will...
By ASHP-BOBBA , 1 day ago
-
The Importance of Radiator Balancing for Efficient Heating: Introducing the Flow Regulating Valve
It’s fascinating to watch how low-temperature heating i...
By Mars , 1 day ago
-
RE: Servicing Hitachi HP in rural Somerset
I'd give GreenGenUK a call or email them: sales@greenge...
By Mars , 2 days ago
-
RE: Heating coming on when not required
I played with a max heating temp but there is a world o...
By JamesPa , 2 days ago
-
RE: Pressure drop Primary circuit
I've always regarded topping up heating systems as my j...
By JamesPa , 2 days ago
-
RE: Heat pump solutions and/or installer recommendations for France
I’d travel to France for work if you were struggling wi...
By Damon Blakemore , 2 days ago
-
RE: 5 Star Service from Havenwise
That's always a danger with any new good idea, @morgan....
By Majordennisbloodnok , 3 days ago
-
Have your say in the Renewable Heating Hub Awards
It’s time to celebrate the best (and call out the worst...
By Mars , 3 days ago
-
-
RE: Mitsubishi cycling while on chilled water output
@iaack yes there's no denying that cold air sinks! I s...
By downfield , 3 days ago
-
RE: Weather compensated secondary circuits with Biomass
@andycoo that flooring sounds ideal. Extra volume is ...
By Sune , 4 days ago
