AUTONOMOUS COMBINED SYSTEM
Totally sealed for outdoor installation wall boiler, composed of: galvanized pre-coated cabinet, water heat exchanger and atmospheric burner with electronic burner ignition and flame control by ionisation.
Gas valve, centrifugal exhaust extractor, circulator with automatic air pump device and automatic circulator anti-bloc device. Expansion tank, water temperature probe, automatic anti-frost device, pressure switch by lack of water and electronic control and safety system.
Suspended water air heaters with thick galvanised painted steel casing, self-supporting galvanised steel structure and copper tubes with aluminium fins exchange coil.
Steel water connections both with blow-off valves and both fixed on anti-break clamp bracket and special low sound propeller fan with two or three speed electrical motor.