Specifications include, but are not limited to: All hoods produced shall meet or exceed the criteria set forth in the current edition of NFPA 1971 STANDARD ON PROTECTIVE ENSEMBLES FOR STRUCTURAL FIRE FIGHTING AND PROXIMITY FIRE FIGHTING including the optional requirements for PATICULATE BLOCKING HOODS. All components and composites used in the construction of garments shall be third party tested, certified and listed for compliance to NFPA 1971. The label of the third-party certification organization shall denote certification. _____COMPLIANT _____EXCEPTION The manufacturer shall be registered to the ISO Standard 9001 to assure a satisfactory level of quality. _____COMPLIANT _____EXCEPTION The hood TPP shall fall within a range of 28-33. _____COMPLIANT _____EXCEPTION The hood THL shall fall within a range of 340-350. _____COMPLIANT _____EXCEPTION The hood shall have a minimum particulate blocking efficiency of 98% or greater. _____COMPLIANT _____EXCEPTION MATERIALS: Knit Outer Layer Exterior and body layer shall be constructed of +/- 9.0 oz/sq. yd. Interlock knit 50% Kermel/ 50% Viscose FR. Color shall be black or tan. _____COMPLIANT _____EXCEPTION Particulate Blocking Layer The inner particulate blocking layer shall be constructed of three ply +/- 6.5 oz/sq. yd. StedAir Prevent laminate. ____COMPLIANT ______EXCEPTION