The Airex Upright Refrigerator Series feature 1 or 2 door models with the option of either solid or glass doors. Airex Upright Refrigerators are equipped with a Monoblock refrigeration system and vertically integrated ducted cooling for efficient airflow throughout the entire unit. With efficiency in mind, the series provides an environmentally friendly R290 Hydrocarbon refrigerant and CFC free polyurethane insulation that provides both structural support and efficient thermal performance to reduce energy usage.