Keep the screen demister going and boost it by turning up the fan.
From the expressandstar.com
Heated front and rear windows and demister blowers all use energy so make sure they're off when you don't need them.
From the expressandstar.com
Some of these cabinets also incorporate a clock and a temperature display into their design and some units even come equipped with a demister that means streaky mirrors are a thing of the past.