Gulrear portable air conditioner window kit with Coupler Adjustable Window Seal plates Connect 5.9"Exhaust Hose As you flip the calendar pages toward summer and the temperature begins to rise....... It’s time to think about how you’ll keep hot air from ruining your fun.All portable air conditioners need a window, or exit point, this allows the unit to exhaust the hot air from the room. absorbs the heat from indoors The heat is then released outside through an exhaust hose.This is simpler with a gulrear Portable AC window kit,so that you aren’t caught off guard by an early heat wave. Specifically designed for Standard Double/Single Hung or silding Window Specifically designed for Standard Double/Single Hung or silding Window Please note:The length of a single window panel without the extension is 16.9'',after extension the range is 25.5'' to 47"if your window is larger that 17 but smaller than 25.5".please cut one of extension panel base on needs Make Sure to Check The Diameter of Your AC Air Intake Outlet and Air Exhaust Outlet is 5.9 inch Before Purchasing.(Inner Edge To Inner Edge) gulrear 47 inch Protale AC window vent kit Package Includes： 2 x 43cm/16.9 Inch Outer Plates, 1 x 43cm/16.9 Inch Inner Plates, 1 x Exhaust Hose Circle Coupler Adaptor(5.9inch/15cm,Internal Edge To Internal Edge) 1 x Sealing Tape, 3 x Butterfly Screws, 1 x User Manual. EXHAUST HOSE is not included Designed for Specific Ducting with 5.9 Inches Diameter Portable Air Conditioner All portable air conditioners need a window, or exit point, this allows the unit to exhaust the hot air from the room. The Exhaust Hose Cut-Outs is zbout 5.9 inch Will fit Fit for most brands and model with a 5.9inch diameter Exhaust Hose Cut-Outs Great fit for whether LG\Haier\BLACK+DECKER\Whynter\Shinco\Midea\TCL etc and other air-conditioning accessories. EXHAUST HOSE INSTALLATION ( EXHAUST HOSE is not included ) EXHAUST HOSE INSTALLATION Locate the plastic hose and hose connector (NOTE:plastic hose and hose connector are not included in this kit,because every brand has different types hose connector. they are included with your air conditioner unit). How To Install And Adjust gulrear portable AC window kit ? STEP 1 - Attach the window slider kit to the window sash. Attach the window slider kit to the window sash. Adjust the length of the window slider kit according to the width of window. expand the adjustable window kit if the widthof window is longer than 16.9”.Please note:The length of a single window panel without the extension is 16.9'',after extension the range is 25" to 47" STEP 2 - Tighten screw to hold part and together in place. Open the window and place window panels into window Adjust the extension panels to fit width or height of window by the screw and nut sets mounted on the main panel.Cut the foam seal to anappropriate length and seal the open gap between the top window frame and outer window frame. STEP 3 - ATTACH EXHAUST HOSE TO THE EXHAUST NOZZLE Insert the other end of the exhaust hose assembly onto the window bracket.Repeat Steps 2-4 for the installation of the second hose assemblyExpand hose as needed and place assembled window kit into sliding window opening STEP 4 - COMPLETE INSTALLATION 1.Cut the Foam Seal to the window length. Stuff the Foam Seal between the inner window sash and the outer window glass to prevent air and insects from getting into room.2.there are still thin gaps because the inner plates are slightly narrower than the outer plates. we have a roll of air sealing tape that is 3/8” wide.If necessary please bought a slightly wider foam air seal tape from the local hardware