The P906 filter is an anti-gas filter that protects against contaminant gases. It is equipped with a standard threaded connection conforming to EN 148-1 and can be used on full face masks equipped with the same standard connection. This gas filter protects from organic gases and vapours where the boiling point is higher than 65°C. Classified as a class 2 filter it can be used to protect against harmful substances solvents and gases.