Wall Hung Boilers

HT  20.640 kcal/h - Fanned Flue

BT  20.640 kcal/h - Open Flue

 

  BT Open Flue type HT Fanned Flue models in 20.640 kCal/h capacity.
  % 92,42 efficiency.
  Patented AFR system for the high efficiency.
  Electronic modulation gas valve without step.
  Graded automatic ignition.
  Double heat exchanger.
  Automatic by-pass.
  Pump with automatic air vent.
  System to prevent pump sticking operating every 24 hours.
  Pressure safety valve on heating system operating at 3 bar.
  Heating temperature possible range.
  Flue heater timer. (optional)
  Differential pressure switch.
  Over heating safety thermostat.
  Electronic gas control system.
  Against to lime 4 different way
  anti lime function.
  In hermetic model fann stays in cycle.
  In domestic water mode fann stay in cycle.
  Across controll on NTC sensor.