Synthetic Pocket Filter
Introduction
The primary bag filter is used in holding up big diameter's dust and it adopts new king of multiple non-woven and synthetic fibre media and make bag type which have characteristic of low resistance, high dust holding capacity

The primary bag filter
1. It's the normal pre-filter for air conditioner
System in the occasion of much dust.
2. Adopts good quality's synthetic media which
Have high dust holding capacity.
3. It has efficiency of filtration area big, resistance
Low and life-span long.
4. Adopts metal frame to ensure it's quality
5. Quality is tested by the individual organization VVT.
Filtration efficiency (Test by weighing dust):
90%~95%(ASHRAE52.1-1992)
6. Efficiency Rate: G3-G4(EN99)

Applying area
The primary bag filter is suitable for pre-filtration for air conditioner system, and widely used in pharmacy factory, hospital, electronic factory, etc. If you choose it as your first Pre-filtration, it could lighten charge of Medium and HEPA filter and could prolong the life-span.