Expanding the company’s line of fan accessories, the LFG120B and LFG172B louvered fan guards are heavy-duty, filtered components designed to prevent dust and dirt from entering enclosures. They also serve as a safety mechanism to protect user fingers from injury. Available in black with gray guards available as a special order, the components employ UL 94V-0 flame-resistant plastic and the filter media is a washable nylon fiber. Mounting hardware is also included with the guards. Pricing ranges from $4.75 to $5.75 depending on the model. ORION FANS, Dallas, TX. (800) 323-2439.