The world’s #1 manufacturer of glass door merchandisers. Factory-engineered, self-contained, capillary tube system using environmentally friendly R290 hydrocarbon refrigerant that has zero (0) ozone depletion potential (ODP), & three (3) global warming potential (GWP). Energy efficient, factory-balanced, refrigeration system holds 33°F to 38°F (.5°C to 3.3°C). Exterior – non-peel or chip black powder coated cold rolled steel; durable and permanent. Interior – attractive, white aluminum interior liner with stainless steel floor. Self-closing door. Positive seal, torsion type closure system. LED interior lighting provides more even lighting throughout the cabinet. Safety shielded. "Low-E”, double pane thermal insulated glass door assembly with mitered plastic channel frame. The latest in energy-efficient technology. The entire cabinet structure is foamed-in-place using a high-density, polyurethane insulation that has zero ozone depletion potential (ODP) and zero global warming potential (GWP).