•Turn on car
•Turn Heaters on full ensuring the Air conditioning is on
•Close all car windows
•Shake can well and remove lid
•Place can upright in car somewhere it can discharge without being obstructed by any surfaces
•Press top off can to activate
•Close all doors and allow can to empty (approx 10 minutes)
•Once can is empty turn car off and open doors and windows to let car ventilate
•Dispose of recyclable can
•Enjoy new fresh air conditioning