10 Best AC Support Brackets Without Drilling 2025 in the United States

The Ivation Air Conditioner Support Bracket is designed to hold window AC units without the need for tools or drilling, making it a convenient choice for those who prefer a hassle-free installation. It supports window units up to 200 lbs, which is ideal for most residential AC units. The bracket is made of heavy-duty steel with an epoxy coating, ensuring durability and long-lasting support.

It can easily expand from 24” to 38” to fit most single or double hung windows and adapts to exterior wall thicknesses of 4” to 11”, offering good adjustability. The installation process is quick and straightforward, requiring no tools, drilling, or additional hardware, which can be a big advantage for those looking to avoid complex setups. Enhanced safety features like support legs and extension beams provide extra stability, while integrated rubberized feet add to the security of the setup.

Users should consider the window dimensions and wall thickness compatibility before purchasing to ensure it fits their specific needs. The product's depth of 19.25 inches might be limiting for some window configurations. Those with particularly heavy or large AC units should verify the weight capacity and stability features to ensure safe use.

The Qualward Air Conditioner Support Bracket is a highly adaptable solution for supporting window AC units without the need for drilling. It fits most single or double-hung windows ranging from 22 to 38 inches wide, although it is not suitable for large window ledges. The bracket is made from heavy-duty, high-density steel with a solid epoxy coating that prevents rust and rot, ensuring durability and longevity. It can support AC units weighing up to 200 lbs, making it a robust choice for most standard units.

Installation is straightforward and can be done indoors without the need for tools, drilling, or additional hardware, which is a significant plus for those who prefer a hassle-free setup. The parts lock into each other easily, and there is a video to guide users through the process. Integrated rubberized feet and support legs with extension beams add to the stability and security of the unit, effectively transferring the weight from the window sill to the support frame.

However, some users may find the weight of the bracket itself (8.83 pounds) slightly cumbersome during installation. Additionally, while the product might not suit windows with ledges due to its design limitations, it is ideal for those who need a sturdy, non-invasive support bracket for their window AC units and appreciate easy installation without exterior modifications.

The CAT SO RICH No-Drill Window AC Bracket is a solid choice for anyone looking to support a window air conditioner without making permanent changes like drilling. It holds up to 300 pounds, which covers most window AC units from 5,000 to 24,000 BTU, so it can handle a wide range of cooling needs. The bracket adjusts between 34 to 42 inches wide and fits wall thicknesses from 3 to 11 inches, offering flexibility for many single or double hung window sizes.

Made from heavy-duty epoxy-coated steel, it promises good durability and rust resistance for long-term use. Installation is a standout feature here—no tools or drilling required, making it renter-friendly and quick to set up. It also comes with non-slip rubber pads to keep the unit stable and reduce noise, plus a built-in bubble level to ensure proper positioning. However, it’s important to note that this bracket won’t work on hollow aluminum window sills, so check your window type before buying.

Weighing about 10.5 pounds, it’s sturdy but still manageable to install by one person. This bracket is ideal for renters or homeowners wanting an easy, secure, and adjustable way to support their window AC without damaging their property, as long as the window meets the size and sill material requirements.