Project Guide

How To Install A Window Air Conditioner

Gather Tools and Materials
air conditioner mounted to a window

Before you begin, gather the following tools and materials:

Mount the Air Conditioner
mount the air conditioner
  • Attach mounting brackets for support using wood or sheet-metal screws. 
  • Slide accordion panels onto both sides of the window A/C unit. 
  • Place the window air conditioner onto the mounting brackets.
Secure the Air Conditioner
secure the air conditioner
  • Lower the window on top of the window air conditioner. 
  • Extend accordion panels and screw them into place. 
  • Fill gap between lower sash and window pane with foam weather stripping. 
  • Plug in the window air conditioner, push the power button and set desired temperature.
Portable Air Conditioner Installation Overview
install a portable air conditioner
  • Measure the width of the window and apply foam weather stripping. 
  • Adjust the window bracket and secure it using L-shaped brackets. 
  • Lower the window. 
  • Connect both ends of the vent hose. 
  • Plug in the portable window air conditioner, push the power button and set to desired temperature. 

Tip: Remember to clean the filter and drain condensate water regularly.