Ventilation with air filter
Frame material is made from heat resistance and anti-flame ABS plastic .Its fire-resistance ability accords with UL-94 VO standard.
Non-woven fibre filter pad is used to prevent dust and granule which is bigger than 10 micron.
Big power axial fan can make sure filtration air with best flow speed.
The fan which air filter matched is with F insulation class has good capability of temperature raise.
Fan motor has excellent impedance protection and temperature protection (TOP).
Its easy to change the filter pad by using the groove handle on shutter.
Air filter has IP55 class protection due to set of seal loop.
Ventilation shutters rain-proof capability can not only prevent mechanical damage, and also can resist the moist coming.
Project part of exceed shutter is only 4-6mm , which increase its beauty greatly.
Clients can choose blow or suck air direction through reversing the fans installation simply.
Installation of air filter fan is easy and quick.. You need only open a square hole on it or fix it by screw further more.