The primary function of air filtration is the removal of dust and impurities. The primary filter does so by absorbing the particles as the air flows through it.
Frequent changing of the inexpensive primary filter will dramatically increase the useful life of more expensive HEPA filter.
These filters are electrostatically charged and have moisture resistant construction using shaped fibre technology. Suitable to be put onto an Air Scrubber machine.
Size - 400mm x 400mm x 20mm
Efficiency - G4