The Pour-in-Place Vinyl Bucks are utilized in poured concrete walls. They are manufactured out of high-strength white PVC. Bucks can be paired with the vent model of your choice and include wood bracing for installation into forms, along with a film that protects the vent during the pour. 

Pour-in-Place Vinyl Bucks are easy to install, saving time on installation and present a nice, clean, finished look.