Air Conditioning with Windows Open

Want a breeze and air-con at the same time? Find out if it is a good idea or not.

Key Takeaways:

• While the idea of introducing more ventilation into your home with open windows, it is strongly advised that you do not use air conditioning when you have windows open.

• Outdoor air introduces unconditioned air into the space, preventing the air conditioning unit from being able to effectively cool a space.

When leaving your windows open while running your air conditioning unit has several consequences. This includes significantly reduce the effectiveness of your unit as there is unlimited warm air that needs to be transformed. In addition, the outside world also brings serval pollutants that negatively impact your inside air. To maximise the effectiveness and long-term health of your air conditioning unit, ensure your windows are closed during use.