Portable Air Conditioner Window Seal Kit, 10In x 28~40 Inch Full Sealing AC Window Vent Seal Kit for Mobile Air Conditioner & Dryer,Length Adjustable,Waterproof & Easy to Install

Adjustable Universal Size: FonsBleaudy Portable AC Window Seal kit Size is 10"(Width) x 28~40"(Length)with an adjustable length design.length is adjustable from 28~40 inchIt fits most standard sliding windows (horizontal sliding, single-hung & double-hung windows),and fits exhaust hose less than 5.9"/150mm in diameter. | Good SealingThe portable AC window seal kit is made of waterproof and insulating materialfor a tight and long-lasting seal.Wider Velcro strips and two drawstrings enhance the sealing effect.It firmly locks in cool indoor air while blocking outdoor heat, efficiently reflects sunlight,and keeps out rain,mosquitoes,bugs and more. | Reduce Energy Costs &Save MoneyEffectively prevents cool air from escaping and hot outdoor air from entering.This ensures your portable AC runs at peak efficiency,cools your room faster,and helps save on energy costs. | Easy To InstallInstallation is simple.Firstly clean and dry the window frame.Then apply the tape to the frame,attach the seal fabric along the tape,and run the exhaust pipe through the round hole.Finally tighten the two drawstrings and secure the Velcro ties.The user-friendly hole design allows you to easily connect or disconnect your AC exhaust hose without any hassle. | kindly TipsPlease make sure to clean the surface of the window frame and keep it completely dry before installation. For best adhesion,it is recommended to wait at least 12 hours after installation before use.