Cloth Pre-Filter Bag - Model No. N635B | Saurya Safety

Cloth Pre-Filter Bag – Model No. N635B

Cloth Pre-Filter Bag – 20/30/55 Gallon Vacuums – Model No. N635B

Extend the life of Guardair cartridge filters with Cloth Pre-Filter Bag. Cotton flannel bag installs over Standard, HEPA, and ULPA cartridge filters providing extra stage of filtration. Prevents wear and tear by capturing larger particles before they reach the cartridge filter. It is washable and reusable. It is available as a replacement part for HEPA and ULPA filters. It can be used as a upgrade part for Standard filter.


  • Single-stitched, napped cotton flannel
  • Easy to install the elastic neck
  • Rated @ 40/50 cfm



Product Contains:

  • Cloth Pre-Filter Bag for 30/55 Gallon Vacuums



Model Number Dimensions
(L” x W” x H”)
Weight (lbs)
N635B 14 x 9 x 10 0.4


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