Sorry all should have added this info too?
3 floors above ground have a ceiling height of 2.74m
basment is 2.5m
Making a head od around 10.22 m I guess ?
F & E tank is in attic sitting on the joists.
It has been some while since the top rads worked or got warm. but have worked in the past.
Hello,
Newbie question :oops:
We have a victorian house of 3 floors & basement.With 11 rads of varying sizes.
The top floor rads dont get hot and we think it maybe the 15-50 grundfos not pushing the water well enough ? even with all the other rads turned off it still dont get up...