This ac window seal kit is Designed around exhaust hose connection needs, this air conditioning window seal kit enhances interface fit to minimize hot air backflow from none stable-connections The holes in this portable dryer vent set can be secured with a drawstring, which helps prevents air from going back inside, blocking heat and keeping room cool This portable air conditioning window seal is designed as a general purpose connector for portable air conditioners exhaust hoses and window sealing panels, this adapter helps establish a stable exhaust channel quickly Easy Installation: This ac window seal kit features an intuitive structure with simple steps for basic connection without complex modifications, lowering the first time installation barrier Constructed from polyester fiber, which is stable to use, safe and sturdy, not easy to break, and effective against wind, which makes it a long term companion, Manufacturer: ADYJEE