Other Food Prep Equipment. Features Serve hot buffet or cool salads/sweets on the same shelf space easily & quickly with flexibility to suit your venue, Patent-pending thermal break technology, Easily change between hot or cold in under an hour (approx), Temperature range: -12°C to 82°C, Control box can be remotely mounted up to 1229mm from centre of the shelf, Swanstone food safe simulated stone finish - three colours available