True Manufacturing TSSU-72-18M-B is a high-quality sandwich/salad unit designed for commercial use to keep food fresh and at the right temperature. Engineered with a self-contained, capillary tube system using environmentally friendly 134A refrigerant, it maintains a consistent temperature between 33°F and 41°F (-0.5°C and 5°C), meeting ANSI/NSF-7-1997-6.3 standards. The unit features an attractive, NSF-approved, white aluminum liner with a 300 series stainless steel floor and coved corners for easy cleaning.