kitchen radiators working also hallway[these r nearest to boiler] but l/room bedrooms and bathroom r lukewarm i have danfloss radiators and i have tried them on all different settings t no avail.also the single pipe on opposite end of the radiator how far should that be open or closed? many thanks for any help
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix plumbing.