For heating air in stationary ventilation and air conditioning systems of industrial, public and residential buildings.

For installation in round ventilation ducts.

Air must be free of sticky and fibrous materials, explosive gas mixtures and aggressive substances.

The CASING and SWITCHBOARD of the electric duct heater are made of galvanized steel.  

The heating elements are made of stainless steel. The air heater is equipped with two-stage protection against overheating.

The first stage sensor (with automatic return to its original position) is triggered when the air temperature on the heater casing reaches 60° C. The second stage sensor (with manual return to its original position) is triggered when the air temperature on the heater casing reaches 90° C.