Portable AC Window Vent Kit,Window Vent Seal Kit for Portable Air Conditioner Dryer, 2022 Upgraded 100% Sealing Waterproof Easy to Install, 11x40-64 inches Length Adjustable

Summer cooling: After sealing, the air conditioning does not leak out, quickly cooling the room, saving energy and improving cooling efficiency. It is the first choice for seaside homestays and high-temperature city families. Closing doors and windows can also enjoy cool sea breeze and indoor coolness. Winter heating: To prevent the escape of heating and keep warm air indoors, use it to assist air conditioning/heating during the northern heating season and wet and cold days in the south, increase room temperature, and reduce energy waste.

• SIZE: The size of this portable AC window seal kit is 11x40-64 inches(WxL),it can be adjusted to suit the length between 40"~63" of the sliding widows. Matching with all portable air conditioners and dryers. Featured with two cuffs with covers, supports single and dual-vent hose.
• High quality materials: Special fabric coated with silver, waterproof, windproof, and heat-insulating. Help your air conditioner save energy and better maintain indoor coolness.
• Better Sealing: Instead of the zipper design, this window seal kit uses a cuff drawstring design to better fit 4"-7" exhaust pipe, equipped with a vel-cro tie, double protection, can make the cuff more firmly lock the exhaust pipe, achieve zero gap sealing affect, greatly improve the cooling performance of air conditioning, cool down the room quickly, and effectively block out heat flows, rain, mosquitoes etc.
• Easy to Install: No drilling and tools required. 1). Open the sliding window about 25cm and clean the dust on the window frame. 2). Measure the four sides of window and cut the vel-cro tapes. 3). Stick the tapes on the window frame, and then put the seal cloth on the tape(The extra length of the sealing cloth can be cut off with scissors, or rolled up and secured with clip). 4). Put the exhaust pipe through the cuff, tighten the drawstring and aid with a velcro tie for further fix the pipe.
• Beautiful and practical: use pull resistant and anti-aging materials, which are not easily damaged and deformed after long-term use; The simple appearance does not affect the indoor aesthetics, and it is almost hidden and closely adheres to doors and windows, balancing practicality and aesthetics.