Lambro 650 / Af450ul Aluminum Flex Ducting<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>This product is easy to install</li><li>The product is highly durable</li><li>Manufactured in United States</li><li>Flexible 2-ply Aluminum Duct</li><li>For Use As Bath Fan Venting</li><li>Markings Each Foot For Easy Measurement</li><li>Ul Listed and Easy Installation</li><li>4" Dia X 50-feet Length</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51l7qKDzVrL.jpg" noproxy>