3M™ Adflo™ A1 organic gas filter (part number 837542) to be used with the 3M™ Speedglas™ Adflo™ PAPR welding respirator system.

• A1 gas filter protects you against organic gases while welding
• Provides A1 gas protection that stacks on to your 3M Adflo welding respirator
• A pre-filter and particle filter must be used at all times
• Replace according to your workplace regulations
• Taste and smell should not be used as reliable indicators of when the filter should be changed.