Low-efficiency filters are suitable for commercial or industrial ventilation and air conditioning system or the first stage filters of the ventilation and air conditioning system in the cleanroom.

They are mainly used for filtering dust particles above 5um.

There are three types of low-efficiency filters in our factory, pleated types, panel types, bag types.
The filter materials include synthetic fiber media, aluminum mesh, nylon net, active carbon filter,glass-fiber filter media.
The frame material includes paper frame, aluminum frame and galvanized iron frame.
The protective net has double-sided sprayed wire mesh and double-sided galvanized wire mesh.

With cheap price and lightweight, low-efficiency filters are to protect medium efficiency filters and high-efficiency filters, low-efficiency filters needed to be changed within 6 months.