• Sheet steel housing, internally insulated, fire resistant according wit DIN EN 13501. • High efficiency backward curved centrifugal fans driven by 3 speeds EC (brushless) motors. • High efficiency plastic cross-counterflow heat exchanger. • Automatic thermodynamic by-pass. • Integrated frost protection. • Nominal diameter of duct connections 125 mm. • 2 x ePM10 50% (M5) filters. ePM1 70% (F7) filter for supply available as optional. • Remote, wired control panel allowing: o To Switch on/off the product o To select the fan speeds o To show the filters status • Brackets for suspended installation.
Noise attenuator to be installed in the ventilation system, always after the fan, and/or the filter box/duct heater, useful when the noise level required is particularly low. Worki...