Can RS8HO High Output Centrifugal Inline Fan， 737 Cubic Feet Per Minute<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Up to 2，950 rpm</li><li>Max watts - 283</li><li>8-inch duct diameter</li><li>Manufactured in Germany</li><li>5-year manufacturer warranty</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41-qysvLBUL.jpg" noproxy>