Designed using the highest quality materials and components to provide the user with colder product temperatures, lower utility costs and exceptional food safety. Factory engineered, self-contained, capillary tube system using environmentally friendly R290 hydrocarbon refrigerant that has zero (0) ozone depletion potential (ODP), & 0.02 global warming potential (GWP). High capacity, factory balanced, refrigeration system holds 33(degree)F to 38(degree)F (.5(degree)C to 3.3(degree)C) for best food preservation in extreme conditions. One (1) heavy gauge stainless steel ramp. Designed to accept roll-in racks (inboard castors) with maximum dimensions of 27"L x 29"D x 66"H (686 mm x 737 mm x 1677 mm) (supplied by others). Three (3) lifetime guaranteed, cam-lift hinges. Full 180(degree) open capability with a stay open feature at 120(degree). Lifetime guaranteed heavy duty all metal working door handle. Entire cabinet structure and solid door are foamed-in-place using a high density, polyurethane insulation that has zero ozone depletion potential (ODP) and zero global warming potential (GWP).