Presenting the ULT1790-10-D Ultima PLUS Ultra-low Temperature Chest Freezer from Thermo Scientific Revco. This chest freezer has an adjustable temperature range from -50 C to -86 degrees C. It has been engineered with the laboratory in mind and therefore is incorporated with advanced and efficient features. This unit provides a highly stable temperature even after door openings and are quiet enough to be in the lab. Its stainless steel interior is easy to clean while the hinged air filter grill allows easy access for inspection, cleaning and/or changing and the sturdy cabinet design is constructed of high-strength steel with a corrosion-resistant coating for long-life durability. These and more features combine to give a high quality performance for years.