Durable external air filter for extended maintenance cycle in dusty environments. Protects the projector in dusty environments with the ELPAF63 external air filter. Engineered for use with EB-PU10 and EB-PU20 Series projectors, the filter offers a maintenance cycle up to 20,000 hours in Dust Level 5 environments, such as crowded museums or busy expos. A convenient, easy-to-install solution, the ELPAF63 easily attaches to the projector for an extended filter maintenance cycle compared to the projectorrsquo;s standard air-filter. Ideal for high-ceiling or remote installations where air filter maintenance is difficult.