Description:

Louvered vent cover with built-in fly mesh, and louvered hood dampers from rain or cold air entering the home.. The length of ventilation pipe is adjustable. It is from 12" to 21" inches. Made for a 4 Inch fitting. It's possible to cut the pipe shorter with a saw if needed.. Pre-bored holes for an easy installation. If you need to attach to an extension or connector, you may be required to use duct clamps.. Ventilation kit is made from durable, high quality lightweight plastic material..