- Protects against most chemical and biological warfare agents as well as a multitude of other hazardous chemicals.
- Exceptionally high particle-filtration capacity.
- Effective against both gases and vapours, due to its high chemisorption and physisorption capacity.
- Extremely low breathing-resistance.

The North NBC filter protects against: Chemical and biological warfare agents like sarin and other nerve gases; mustard gas, cyanogen, arsine and phosgene; radioactive and highly toxic particles; aerosols and micro-organisms; bacteria, viruses, and industrial gases.

40mm threaded filter will fit the North 54401 gas mask or any other standard NATO threaded mask


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