Welded 14 and 16 gauge

Cold-rolled reinforced steel

Stainless steel-reinforced 304 

Fiberglass insulation - 4 full inches minimizes heat loss

Baked-on powder-coated enamel finish

Double-wall, insulated doors 

Silicone rubber seal with double doors on 48-inch and larger models 

Side-mounted control compartment for easier control access (60, 75, 80 and 96 cu. ft. models only)

Manually adjustable intake/exhaust system