DESIGNED FOR USE WITH 3M Secure Click Half Face Piece Reusable Respirator HF-800 Series which offers better breathability, unique filter/cartridge connection, and push button seal check.|| Secure Click™ connection style enables a quick, simple connection of cartridges/filters
NIOSH APPROVED for protection against certain organic vapors, sulfur dioxide, hydrogen chloride, chlorine/ammonia/methylamine/formaldehyde or chlorine dioxide or hydrogen fluoride or hydrogen sulfide|| Secure Click™ cartridges/filters are dual-flow to allow easier breathing and greater comfort
QUICK, SIMPLE CONNECTION: Snap connection helps provide confidence that filters/cartridges are installed properly. Simply align the connections and push until you hear a click.|| Use with NIOSH-approved 3M™ Secure Click™ Facepieces