True's salad/sandwich units are designed with enduring quality that protects your long term investment. Oversized, environmentally friendly (134A), patented forced-air refrigeration system holds 33°F to 41°F (.5°C to 5°C). Complies with and listed under ANSI/NSF-7-1997-6.3. All stainless steel front, top and ends. Matching aluminum finished back. Stainless steel, patented, foam insulated lid(s) and hood keep pan temperatures colder, lock in freshness and minimize condensation. Removable for easy cleaning. 11 3/4" (299 mm) deep,1/2" (13 mm) thick, full length removable cutting board included. Sanitary, high density, NSF approved white polyethylene provides tough preparation surface. Heavy duty PVC coated wire shelves. Foamed-in-place using Ecomate. A high density, polyurethane insulation that has zero ozone depletion potential (ODP) and zero global warming potential (GWP).