To install a window AC unit, you’ll need a few key tools: a measuring tape to ensure the unit fits your window, a screwdriver and a drill for securing the unit and its components, a level to ensure the installation is balanced, brackets and screws to mount the unit securely, and insulation materials to seal any gaps. Safety equipment such as gloves and goggles is also essential to protect yourself during the installation process. If you’re missing any tools or unsure about the installation process, HVAC Service Solutions offers professional installation services to ensure your unit is installed correctly and safely.