The Wolverine Mega T (MT-20) odor filter from Simple Solutions Distributing provides odor control for airflows up to 20 cfm and can be used on station wet wells, sewer line vents or anywhere a vented air stream is present. Its cross-flow design and catalytic activated carbon media provide years of trouble-free operation. It is available with an optional saturation indicator to let a maintenance crew know when it is time to service the filter, before odor complaints begin. 866/667-8465; www.industrialodorcontrol.com.