Product Description

Trion 31-03-00010-001 HEPA Filter. Trion HEPA filter for portable air cleaner. Approximately 9 x 15 3/4 x 4 inches thick and framed with cardboard. Should be replaced at least once per year. This filter replaces the original 343597-002 filter, the prefilter and the carbon after filter. All 3 filters are put together in this NEW HEPA filter. They are no longer replaceable separately.