Diy Ac Support Bracket: A Step-By-Step Guide For 2023

AC window unit on shelf brackets Jason Eppink Flickr
AC window unit on shelf brackets Jason Eppink Flickr from


As the summer heat continues to rise, it’s essential to ensure that your air conditioning unit is in optimal condition. One of the crucial elements of AC maintenance is providing proper support for the outdoor unit. In this article, we will guide you through the process of creating a DIY AC support bracket that will help keep your air conditioner stable and secure.

Why Do You Need an AC Support Bracket?

An AC support bracket is a metal or wooden frame designed to provide additional support to your air conditioning unit. It helps distribute the weight of the AC evenly and prevents it from tilting or falling over. By installing a support bracket, you can enhance the longevity of your AC unit and minimize the risk of any potential damage.

Gather the Necessary Tools and Materials

Before starting the installation process, make sure you have all the required tools and materials. You will need the following:

  • Measuring tape
  • Level
  • Drill
  • Screws
  • Brackets
  • Lumber or metal beams
  • Pencil or marker

Measure and Mark the Position

Start by measuring the dimensions of your AC unit and determining the ideal position for the support bracket. Make sure to choose a location that is both sturdy and easily accessible. Use a measuring tape and a pencil or marker to mark the spots where the bracket will be installed.

Install the Brackets

Next, take the brackets and align them with the marked spots on the wall. Use a level to ensure that they are perfectly straight. Once you’re satisfied with the positioning, use a drill to securely attach the brackets to the wall using screws. Make sure to use appropriate screws for the wall material, whether it’s concrete, wood, or drywall.

Attach the Support Beams

After the brackets are securely in place, measure the distance between them. Cut the lumber or metal beams according to the measurements and attach them to the brackets. Make sure the beams are level and tightly secured to provide optimal support for the AC unit.

Test the Stability

Once the support bracket and beams are installed, it’s essential to test the stability before placing your AC unit on top. Gently push and shake the bracket to ensure that it can withstand the weight and movement of the air conditioning unit. If any adjustments are needed, make them before proceeding.

Place the AC Unit on the Bracket

With the support bracket in place, carefully lift the AC unit and place it on top of the beams. Make sure the unit is centered and balanced. Double-check that all connections and electrical components are secure before turning on the air conditioner.

Regular Maintenance and Inspection

Once your AC unit is securely mounted on the DIY support bracket, it’s crucial to conduct regular maintenance and inspections. Clean the unit’s filters, remove any debris, and ensure that the bracket remains stable over time. Regular maintenance will help prolong the life of your air conditioning unit and ensure optimal performance.


Installing a DIY AC support bracket is a simple yet effective way to provide additional stability and support to your air conditioning unit. By following the step-by-step guide outlined in this article, you can ensure the safety and longevity of your AC system. Remember to conduct regular maintenance and inspections to keep your AC running smoothly throughout the summer months. Stay cool!