View on LOZ Suggested Retail: $616.53. USED. COLOR MAY VARY. SEE PHOTOS DETAILS.. 3M PAPR, Versaflo Respiratory Hard Hat M-307, For Powered Air Purifying Respirator, Premium Coated Polycarbonate Visor and Flame Resistant Face Seal, 1/Case Black. The M-307 assembly includes a M-927 Visor and M-937 Faceseal. The M-927 visor is made of coated polycarbonate. The M-937 faceseal is made of flame-resistant polyester. Six-strap textile suspension offers excellent comfort and a variety of outer shroud materials available. Easily removable parts allow simple cleaning, maintenance and replacement. Common for most powder handling, paint spraying, and general maintenance applications where the highest level of respiratory protection defined by OSHA and hard hat protection are required or desired.. 7 CALENDAR DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.