Replaceable primary filter
Also known as: Detachable primary filter, removable filter
Type: plate, folding
Frame: aluminum frame, galvanized frame
Conventional frame thickness: 10mm, 21mm, 25mm, 46mm
Media: White cotton filters, green and white cotton filters
The rack: Picture-frame
Efficiency: G4
Advantages: washable, replaceable filter, reusable
Replaceable primary filter development, effectively saving materials, reducing costs. In the past when the filter should be replaced, even the cotton belt box should be replaced, because the life expectancy of the general framework of a year or a few years, so a lot of time to throw away the framework of a pity, now developed replaceable primary filter we just need to unscrew the frame, remove the filter, you can speak into the molded filter replacement can be fixed.