Air Conditioner Window Casement Kit - 300CM
Our 300CM (118") Casement Window Sealing Kit is designed to prevent hot air from re-entering your space while keeping cool air inside. Perfect for casement and crank windows, this durable seal enhances cooling performance, reduces energy consumption, and blocks insects and dust.
Suitable for most casement windows and crank windows up to 300CM in perimeter.
Works with all brands of portable air conditioners & tumble dryers with an exhaust hose.
Creates a tight seal around your AC exhaust hose, preventing hot air from returning into the room.
Improves cooling performance and lowers energy costs by reducing heat exchange.
No tools required – simply attach the adhesive hook-and-loop tape around the window frame, secure the fabric seal, and insert the AC hose.
Whether for windows that open to the left or windows that open to the right, bottom hung windows or skylights, Window Seal will do the job. Fits window with a maximum perimeter of 300 CM (118")

