Last seen: Jun 15, 2025
so why dont sites list the output based on flow temp? cause most seem to use dt.
what about galvanic corrosion as i have copper pipes and other steel rads.
im thinking of going for the taller one and letting the heat from the plant room plus the flow/return 28mm and the primary 28mm's that are in the ceil...
both are delta T50 apparently, one is recalculated from a higher flow temp to be more realistic it says on the site.
think ill be looking at local people that can do mine when its installed. im quite competent to do it myself but doubt Vaillant would see it that way....
whats the room temp like in the winter and what flow temp are you running? im worried at really low temps they wont heat the kitchen enough.
seen these but not sure they will output much unless i have several, due to the rated output being at 55c. but they do turn on at 30c.
its half gutted at the moment. missus not keen on underfloor if it ever leaks its potentially a whole floor up job. looking at that rad id struggle ...
Latest Posts
-
RE: Who's your electricity provider and what's your tariff?
@old_scientist I found the switching between tariff jus...
By Toodles , 9 hours ago
-
RE: Plug and play solar. Thoughts?
Have a read of my previous posts on so-called Balcony S...
By Lucia , 12 hours ago
-
@editor @bart Hi, I can see a few problems with your in...
By Brendon Uys , 15 hours ago
-
RE: Ecodan consuming 100kwh per day in new build!!!
Well at least that solves the mystery of where the exce...
By JamesPa , 17 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 , 17 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 , 2 days 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 , 3 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 , 4 days ago
-
RE: Weather compensated secondary circuits with Biomass
@andycoo that flooring sounds ideal. Extra volume is ...
By Sune , 4 days ago
