For application with Plastic "Shrink Film" coverings

Great Features

These shrink wrap vents are lightweight, durable, and have all-plastic construction. Additional features include:

• Automatically Cutting Its Own Ventilation Hole During Installation
• Automatically Securing Itself To Flexible Covering Materials
• Automatically Sealing Itself, Preventing the Entry of Rain & Snow
• Sheltering the Vent Opening To Prevent the Entry of Bugs
• Easily Installs In Seconds With Its Simple One-Push Installation