Airfan Iso Box MDF 4,250 m3/h (2x254 in - 315 out)

It is a professional centrifugal ventilation unit, powerful and very quiet. These boxes are made of DM board and soundproofed inside with conical foam sheets. They have crown sleeves, so the diameter can be adapted to the needs of the installation. All fans operate at 220 V/50 Hz. They are supplied assembled and wired, and include metallic crowns that simplify connection to the ventilation ducts.