||20″ x 25″ x 4″|
||Urethane sealant / Neoprene gasket|
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High-efficiency particulate arrestance (HEPA) filters offer hospital-grade filtration (99.97% efficiency of 0.3 micron particles), allowing indoor-venting in most applications. These HEPA filters are unaffected by moisture, as the micro-glass paper construction is waterproof. HEPA filters are recommended in the following applications:
The HEPA filter for the DD-MINI occupies all 4-inches of capacity in the filter compartment, and acts as a primary filter.