12" x 12" x 11.5" HEPA Filter for Stainless Steel Welding, Hexavalent Chromium Control, 99.97% @ 0.3 Microns, Use With Ace Portable Fume Extractors

HEPA filters should be used for stainless steel welding or for processes where the highest degree of filtration is necessary Stainless steel welding produces Hexavalent Chromium, and HEPA filtration is an important tool for the capture and containment of this substance Avoid using HEPA filters in general welding applications, as HEPA filters tend to consume at a faster rate than less efficient filters Ace HEPA filters are rated 99.97% @ .3 microns