Internal structure with double paneling (sandwich) in galvanized steel sheet; internal insulation thickness 20 mm, density 42kg / m3. Aesthetic paneling in white painted steel sheet (RAL9003). Suction and delivery ports compatible with the combination with pipes with a nominal diameter of 160 mm. Pair of motor fans driven by EC (brushless) motors of the external rotor type, with shafts mounted on ball bearings to ensure virtually “maintenance free” operation, directly coupled to backward-curved centrifugal impellers to guarantee high aeraulic efficiency. 3 operating speeds, independently set at the time of installation. High efficiency heat exchanger, countercurrent cross flow type, made of plastic resin (PS).
• Automatically activated anti-freeze protection, to prevent the formation of frost at the heat exchanger. Motorized by-pass damper with automatic activation, to guarantee the comfort of the occupants of the rooms enslaved in mid-seasons, or in any case when the outside temperature does not require the action of the heat exchanger. Control panel, located on the upper cover of the unit's electrical panel. Pair of 70% ePM1 Class filters (F7), easily accessible for periodic maintenance. The occlusion status of the filters is visually indicated on the control panel. Condensate collection tray with drain devices. Bracket for wall installation supplied; possibility of floor installation using special anti-vibration feet supplied as an option.