Head out on duty with the entire fire department and take on exciting new missions in "Airport Firefighters: The Simulation". As a member of the busy airport fire department, you and your colleagues work to ex-tinguish large airplane fires and fight through the blazing inferno of the passenger terminal.
Open the Steam client, login and locate the Games tab on the top menu. Click this and then select “Activate a Product on Steam…”
Enter your unique code that's displayed on the 'Orders' page of CDKeys.com and follow the prompts to activate.
Your game is now viewable in the “Library” tab and is available to download/install when you’re ready. You can find additional support for the Steam client here: https://help.steampowered.com/en/wizard/HelpWithSteam