||Gradient filter with ultrasonically bonded polypropylene fibres free of chemicals and binders. Naturally anti-bacterial. Fiber shedding resistant.
|Dimensions (H x W x D)
||521 x 250 x 95mm (21 x 10 x 3.8 inches)
|Number of filters
|Filter frame material
||Certified effeciency 99.97% for particles down to 0.1 micron such as dust pollen, bacteria, virus, pet dander, mold spores and other airborne particles with additional sheets of activated carbon to remove gaseous pollutants.
|Recommended filter change
||6 months (4,380 hours) when used 24 hours a day