Refrigerator Thermometers: DeltaTrak 29004 Refrigerator and Freezer Thermometer -29°C to 27°C/20°F to 80°F NSF

Refrigerator Thermometers: DeltaTrak 29004 Refrigerator and Freezer Thermometer -29°C to 27°C/20°F to 80°F NSF

Refrigerator and Freezer Thermometer -29°C to 27°C/20°F to 80°F, Model 29004, is used to assure your refrigerator and freezer are at the desired temperature to keep food fresh.