Air Bender Single Air Deflector 7 Blade (650mm x 595mm) - XLargeIMPROVE YOUR AIR CONDITIONING PERFORMANCE Your air conditioner will not work if there is not enough airflow around the outdoor unit. A fence or a wall within 1. 5m of the front of your air conditioning outdoor unit will cause serious performance issues, especially during High and Low temperatures (when you need it the most!). Performance can drop up to 50% with inadequate ventilation as the air recirculates, freezing or overheating the AC system. Fix