MIRA Safety

MIRA Safety DotPro 320 40mm Gas Mask Filter

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  • Regular price $49.95
  • All Sales Final on Mira Safety Equipment & Supplies. No refunds or exchanges.

Combining the same practical protection of our premium filters with a price point that’s tough to beat, our DOTPro 320 respirator filters give you the best bang for your buck when you’re stocking up for yourself, your family, or your organization. Flexible, affordable, and built to last with a shelf life of 7.5 years, DOTPro 320 NBC filters may provide exactly the kind of protection you’re looking for. 

Key Features:

  • 40 mm x 1/7in NATO filter standard (EN 148-1:1999) threading
  • Built to comply with a wide variety of international standards, including EN 14387:2004+А1:2008, EU Health and Safety requirements
  • Full Spectrum protection from NBC/ABEK threats
  • 7.5 year shelf life, expiration date clearly marked on filter housing 
  • Easy to deploy and color-coded based on the protection it offers

The initial filter resistance to constant airflow at a volumetric flow rate of 95 dm/min, Pa (millimeter of water column), max 

DOTpro 320 А2В2Е2К2Р3 R D

– cyclohexane at a concentration of (17.5 ± 1.7) mg/dm3;


– hydrogen cyanide at a concentration of (5.6 ± 0.5) mg/dm3;


– sulfur hydride at a concentration of (7.1 ± 0.7) mg/dm3;


– chlorine at a concentration of (15.0 ± 1.5) mg/dm3;


– sulphur dioxide at a concentration of (13.3 ± 1.3) mg/dm3;


– ammonia at a concentration of (3.5 ± 0.3) mg/dm3



DOTpro 320 filters should be stored in a cool, dry place away from hazardous substances. The filters should be stored in their original packaging at temperatures from 50F to 120F  with a maximum humidity of 98%. Storage in conditions other than those specified can affect the shelf life. Expiration dates s specified on each DOTpro 320 filter. The guaranteed shelf life of DOTpro 320 filters in the original package of Sorbent JSC from the date of manufacture is 7.5 years.

* Shipping charges are subject to change without notice. Some conditions apply.

Prop.65 Warning for California Residents

WARNING: Some products may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to P65Warnings.ca.gov