![Chinese coffee can filter from left to right: Type 111 filter, Yihu P1A1 filter, Tangshan Puda P3A3 filter. : r/gasmasks Chinese coffee can filter from left to right: Type 111 filter, Yihu P1A1 filter, Tangshan Puda P3A3 filter. : r/gasmasks](https://preview.redd.it/chinese-coffee-can-filter-from-left-to-right-type-111-v0-3sm5joroo4491.jpg?auto=webp&s=addc97e6c2fbff5eea3e7af169b2125aef4f629a)
Chinese coffee can filter from left to right: Type 111 filter, Yihu P1A1 filter, Tangshan Puda P3A3 filter. : r/gasmasks
![TIANH Gas Mask Filter Nato Specifications NBC for 40mm Gas Masks CBRN filter with Longest shelf life. 20 years - - Amazon.com TIANH Gas Mask Filter Nato Specifications NBC for 40mm Gas Masks CBRN filter with Longest shelf life. 20 years - - Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T2/images/I/51FGHwlPpvL._AC_UF350,350_QL80_.jpg)
TIANH Gas Mask Filter Nato Specifications NBC for 40mm Gas Masks CBRN filter with Longest shelf life. 20 years - - Amazon.com
![A Man in a Gas Mask Works at Home on a Computer. Quarantine, Coronovirus, Home Office Stock Footage - Video of adult, quarantine: 177688924 A Man in a Gas Mask Works at Home on a Computer. Quarantine, Coronovirus, Home Office Stock Footage - Video of adult, quarantine: 177688924](https://thumbs.dreamstime.com/x/man-gas-mask-works-home-computer-quarantine-coronovirus-office-177688924.jpg)
A Man in a Gas Mask Works at Home on a Computer. Quarantine, Coronovirus, Home Office Stock Footage - Video of adult, quarantine: 177688924
![I bought this Gp-5 today, the coffee can filter is marked IV-82-10 i have no idea if this filter is safe to use, the bottom seal hasn't been broken, basically brand new, I bought this Gp-5 today, the coffee can filter is marked IV-82-10 i have no idea if this filter is safe to use, the bottom seal hasn't been broken, basically brand new,](https://preview.redd.it/o5f85je6h6001.jpg?auto=webp&s=24175f83cc524c14e05d4bcce1c044ee388b5a2d)