· Ventilation box with double ear centrifugal fan and transmission motor, for air renewal.
· Incorporates centrifugal VCTM fan with action blades, type SR up to model 18/18 or type I from model 20/20.
· Built in aluminum profiles or galvanized steel sheet and with practicable side covers, made of galvanized or lacquered steel sheet.
· Box with blind suction, to adapt the connection according to needs, by circular or rectangular flange.
· Enclosure with internal thermo-acoustic insulation of Politec B-S3 d0 foam, 10mm thick.
· 45/60/45 anti-vibration elastic seal for the discharge mouth. Maximum temperature of 80ºC.
· Built-in tensioning base.
· Transmission using SPZ belts and pulleys in two pieces (moyu and crown).
· Adjustable with frequency converter.
· IE2 three-phase motors. Consult for single phase motors.
· Configuration in 2 positions: horizontal output or vertical output (+ 2%).
· Sandwich panels are constructed with lacquered or galvanized sheet and 20mm thick acoustic material insulation.
· Complies with UNE 1000-030-94, on prevention of legionellosis.
· SR fan up to model 18/18. R fan from model 20/20.

Technical Data Sheet
Installation and maintenance manual