HEPA Air Filter with Steel Frame, 99.97% Efficiency, 1 Each

A standard capacity air filter designed to meet the highest level of filtration needed with microglass fiber media. These 11-1/2" depth filters are manufactured to Federal Mil Spec 282, UL 586 and UL 900, and are tested and scanned on 0.3µm equipment in accordance with IEST-RP-CC034.1. Features a galvanized steel frame for stability. Working temperature kup to 220°F (104°C). Downstream, neoprene gasket ensures a leak-proof seal.