Filter fan-guard retrofit - Universal Air Filter Co.

 A one-piece framed filter assembly includes a filter, mounting bracket, fan guard, and airflow plenum that is quickly installed without a kit. Metal finishes to match existing enclosures and/or provide protection in corrosive indoor or outdoor environments are available. Filters with Quadrafoam media provide an additional layer of protection for flammability, ultraviolet light, hydrolytic stability, and fungus resistance.
Universal Air Filter Co., 1624 Sauget Industrial Pkwy., Sauget, IL 62206, (800) 541-3478, www.uaf.com/press