Accessory/Accessories 2 : An item, or items, that could be attached to a certified product but that are not necessary for the certified product to meet the requirements of the standard
NFPA 1851 Standard on Selection, Care, and Maintenance of Protective Ensembles for Structural Fire Fighting and Proximity Fire Fighting, 2008 ed. http://www.gearwash.com/pdf/NFPA-1851-2014-Edition -List-of-Changes.pdf, (Std: Selection, Care and Maint of Prot Ens for Stru Fr Fight and Proximity Fr Fight - Amer) {411 NFC}