In this video, I'll show a simple cleaver and 100% effective method to solve fresh air issue in your room! For this DIY project, all needed parts could be easily sourced in your local hardware store for a few bucks.

Used materials:
- Screen: https://rb.gy/yjnwbq
- CA Glue: https://rb.gy/2ee04

Music by Epidemic Sound (http://www.epidemicsound.com)