Traulsen ALT132NUT-FHS Spec-Line Freezer, Reach-in, one-section, 21.9 cu. ft., self-contained refrigeration, stainless steel exterior, aluminum interior, standard depth, narrow full-height door, (3) adjustable wire shelves per section, INTELA-TRAUL™ microprocessor controls, unit can be programmed to operate at -10 degrees fahrenheit, cULus, NSF