Hi all,
I would be greatful for your advice!
I have a Megaflo HE and ICOS HE 24 system (4 years old), it has 2 heating zones (2 x 2 port switches (Danfos) + 2 thermostats and a 2 port honeywell switch 282848 which i believe is the motorised valve to the Megaflo coil heat exchanger . Just...