





Price: $45.99
(as of Mar 02, 2026 01:51:12 UTC – Details)
Product description

GNILLKO Air Conditioner Support Bracket with Installation Manual





Fits windows with a minimum width opening of 21″ and a maximum width opening of 39″
Width: Expands 31.5”- 41.7”

Fits wall thickness from 3″ to 12″
The support holds up to 220 pounds
Support A/C BTU ratings of: 5,000 BTU-24,000 BTU

Window Requirements:
1.Window sill thickness cannot exceed 12 inches
2.Window sill must be a minimum of 3 inches deep
3.Sliding window lip or window stool cannot exceed 1 7/8inches
4. Cannot be used with slide casement or casement windows

☀New type Universal Adjustable Bracket: The no drill ac window bracket can be easily expands from 34.6” to 41.7”. Adapts to single or double hung windows from 22-38 inches wide. Does not work with slider, crank-out or casement windows. Fits wall thickness from 3″ to 12″, Support up to 220 lbs.
☀Heavy Duty and High Quality: The air conditioner support bracket is made of durable, high-grade steel coated to prevent rust and rot, with a matte finish to prevent the air conditioner from falling out of the window. This ensures long-lasting support for window units weighing up to 220 lbs.
☀Easy Installation: Window ac bracket installs quickly from inside your home. No Tools, Drilling, Ladders or Hardware Needed to Secure Bracket in Window Frame. No damage to exterior walls or window sills. Detailed installation instructions included in the package.
☀Upgraded Support Structure: Support Legs & Extension Beams Provide Extra Support Inside & Outside; Integrated Rubberized Feet Add Stability
☀Adjustable: Adjustable support leg design make our air conditioner bracket no gap between the A/C and the window sill. Bubble Spirit Level with a magnetic bottom, it attaches smoothly to any bracket during installation, allowing you to easily verify that the bracket has been leveled. You will find the perfect angle for your AC unit.








