MF 90/3,5" T HCS LL

• Material: UV resistant plastic (prevents ageing caused by exposure to sunlight).
• Nominal diameter 90 mm.
• Motor protected against thermal overload, with shaft turning in ball bearings, coupled to screw type thermoplastic impeller with wing profile blades.
• Maximum air flow: 65 m3/h.
• Electronic pcb with humidostat function piloted by RH sensor (4 preset thresholds: 60%, 70%, 80%, 90%, selectable during installation), designed to switch on the fan automatically. The pcb incorporates an electronic timer that shuts off the motor automatically when relative humidity returns below the threshold value. The timer setting is selectable during installation in the range 3’-20’ (default setting 3’).
• Non-return damper fitted to outlet port.
• Vortice speed controller.