Kifiray 5.9 inch/6 inch Portable Air Conditioner Exhaust Hose Coupler to Mobile AC Unit Tube Connector for Air Conditioning Exhaust Port (Square)

Square to Round Coupler for Portable Air Conditioner with Square Air Outlet and 5.9"/6" Exhaust Hose, Mobile A/C and Exhaust Pipe Connector, AC Unit Tube Connector for Air Conditioning Exhaust Port

Kxuhivc Portable Air Conditioner Window Vent Kit, Adjustable Window Seal with 5.9 Inch Diameter, 59 Inch Length Exhaust Hose for A/C Unit Universal for Sliding Horizontal or Vertical Window