BROAN-NUTONE 402L Roof Vent Kit<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>1- Roof vent</li><li>1- Laminated duct</li><li>1- 3"-4" adaptor</li><li>2 - adjustable nylon clamps</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51-hI8FGi4L.jpg" noproxy>