Important. This filters comes with a 2 mm hole in the aluminum shell(condition for export).

If you want to use the gas mask filters for its intended purpose, then you need to use the gas mask restoration kit . Glue the hole in the filter. The filters are ready to go.

Soviet / Russian GP5 40mm Gas Mask Canister Filter.

These Are New from Old Stock!

These Canister Filters Will Fit ANY Gas Mask That Accepts 40mm Canisters.

Thread diameter - 40 mm.

Filters has no expiration, so it's 100% safely.

The filter consists of pure activated carbon and cardboard plates with special impregnation.

Shelf life - not delimited. The filter protects against dust as long as it is possible to breathe air.

Depending on the concentration of dust - its service life from 30 to 180 days. Maybe longer.

Guaranteed protection against chemical warfare agents - 20 minutes.