400CM (157") Portable AC Window Seal Kit with Universal Coupler Fit for 5.1"/5.9" Exhaust Hose, Casement Window Seal Kit for Mobile Air Conditioner, Full Sealing Waterproof AC Window Vent Seal Kit

Easy to Install: No drilling and tools required. 1. Clean the dust on the window frame first, measure the four sides of window. 2. Cut two sets of 4 Velcro strips - one set for the casement, and one set for the window frame, stick the Velcro trips on a specific side of the casement and the window frame, then attach the window seal cover on the Velcro trips. 3. Rotate the coupler onto the hose, and then attach the coupler on seal cloth.

• Enhance Cooling Performance: This AC Window Seal Kit can tightly locks the vent hose of your portable air conditioner between the window and window frame, effectively expelling the hot air out of the window, firmly lock the indoor cool air while prevent outdoor hot air flowing back, also keep out rain, mosquitoes, bugs etc.
• Universal 4-in-1 Coupler with A Grid: This AC window vent seal kit is equipped with a 4-in-1 coupler, inner buckle fits 5.1 inch vent hose (for clockwise or counterclockwise), the external buckle fits 5.9 Inch exhaust hose (for clockwise or counterclockwise). The grid can prevent small animal or garbage enters the AC vent hose to damage your A/C parts.
• Wide Compatibility: The window vent seal kit fits windows with a maximum perimeter of 400cm/157in (please measure the perimeter of your opening window to ensure a proper fit ). Works great on casement windows that crank outward or inward opening. Suitable for portable air conditioners with 5.1/5.9" exhaust hose.
• Energy Saving In Summer: Our Upgraded A/C Window Vent Seal Kit is specially designed to solve the problems of heat and rain seep, made of special TU fabric, waterproof and UV protection, heat will not seep through, make your room cool down quickly, reduce energy consumption and save your money.
• Long-term Using: The Velcro and window seal cover are great quality with strong adhesion, super easy to attach and the Velcro adhesion both to the window itself and sash to window is very secure. The window seal cover can be removed for washing when it's dirty.
• Easy to Install: No drilling and tools required. 1. Clean the dust on the window frame first, measure the four sides of window. 2. Cut two sets of 4 Velcro strips - one set for the casement, and one set for the window frame, stick the Velcro trips on a specific side of the casement and the window frame, then attach the window seal cover on the Velcro trips. 3. Rotate the coupler onto the hose, and then attach the coupler on seal cloth.