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

brian mckelvie, January 2008

Check what speed the pump is on, turn up if on low setting! this is assuming you have an open vented system?

Justin, January 2008