Accumulair Emerald 17.5 x 21.5 x 3.75 (Actual Size) MERV 6 Air Filter/Furnace Filters (4 Pack)


Economical, high-capacity media makes this filter an ideal upgrade from standard fiberglass throwaways. Rugged and durable. Will not warp or leak under normal operating conditions. Excellent for high-velocity systems and maximum air flow.
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