Exhaust filter type The fan shall be suitable for wall mounting Condenser motor with thermo cut-off Well lubricated bearing for long life operation Perforated aluminum filter being competent in collecting oil Filter coated with hydrophobic material allows easy cleaning Propeller fan incorporated with"Advanced blade design"enables powerful Airflow at low noise Large capacity oil cup with oil indicator equipped for collecting oil drops effectively Pre-painted steel frame and shutter strengthen product durability Automatic shutter Installation size = 300 x 300 mm Safety design base on IEC requirement Our global product had been approved by each country requirement