Top Shelf TSB-2438 Air Conditioner Bracket, White Duck Brand Window Air Conditioner Insulating Strip Seal, 2.25-Inch x 2.25-Inch x 42-Inch, 284423 LG LW1216ER Window-Mounted AIR Conditioner with Remote Control, 12,000 BTU 115V Specifications: Unit Dimension: 25.8 x 7.1 x 16.7 inches Unit Weight: 9.1 pounds TSB-2438 No Drilling Needed The TopShelf A/C Bracket offers peace of mind knowing your window A/C unit is safely secured after installation. Requires no drilling, tools, fasteners or hardware and installs in minutes from the inside. The TopShelf A/C Bracket is adjustable from 24" - 38" for single/double hung windows; supports up to 200 lbs and is the only window A/C bracket that is rustproofed. It will also prevent permanent damage to your windows/sills and is safe, convenient and durable. Installs from inside the house in minutes Supports up to 200 pounds Use with single or double hung windows 24-38 inches wide No drilling, no tools, no fasteners, no hardware required