Exterior: Exterior body is constructed of 18-gauge stainless steel (stainless models) or 18-gauge galvanized with reinforced laminate facing. 14-gauge galvanized bottom. All exterior side panels are reinforced with overlapping corners and are welded in place. All insert cutouts are reinforced with 14-gauge galvanized channel supports.
Exterior top is constructed of 14-gauge stainless steel, welded, ground and polished into one integral unit. Top is fabricated with square exterior corners with fully hemmed nosing on overhanging sides. Stainless steel fully retractable interlocks are installed on opposing corners and locks units into a complete serving system.