Feature●Steel panels are 14 gauge, finished with white polyester powder paint or with a conductive, corrosion-resistant coating Stainless steel panels are 14 gauge Type 304 and have a commercial #2B finish●Material: Conductive steel●Size fits 16x14"Description Panel, J Box /14.75x12.88, Bulletin PNLJ (Stainless, Steel, Aluminum, & Conductive Panels for JIC Enclosure), Size/Dims fits 16x14, Material:/Finish Steel/zinc.