Buy Now is Offered for several combos which allow 3M 6000 - 7000 series filters to be used with Honeywell North N-series Respirators & Masks: 1.) One Adapter to use a 3M filter (authentic 3M sealing gasket included) on a Honeywell North N-series Respirator (Mask). 2.) One Adapter & Cap: One Adapter to use a 3M filter (authentic 3M sealing gasket included) on a Honeywell North N-series Respirator (Mask) and a Honeywell North N-series compatible block off cap for the other side of a dual filter mask. 3.) Two Adapters: 2x of Honeywell North N-series Respirators & Masks to 3M filters (2x authentic 3M sealing gasket included) adapters. 4.) Two Adapters & Cap: 2x of Honeywell North N-series Respirators & Masks to 3M filters (2x authentic 3M sealing gasket included) adapters and a Honeywell North N-series compatible block off cap. |