V-Type Mini-pleat Medium filter

1.the glass fibre is water-resistant

2.the polypropylene plastic frame can be disposed by incineration

3.it has big filter area ,low resistance and long life-span

4.its thickness is 292mm ,which is suitable for the ventilation air condition systems that the space for installation is limited

5.the hepa filter with flanges and multi-pocket filter can be use in interchange

6.the average efficiency is 60%,90%,95% ,98%by colorimetry(ASHRAE52,1-1992)

7.filter efficiency grade :F6,F7,F8,F9(EN 779)