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Last seen: Nov 12, 2026
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 ...
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