Accumulair Emerald 12x12x2 (11.5×11.5×1.75) 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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