12x23.75x0.5 (11.5 x 23.75 x 0.5) Accumulair Emerald 1/2-Inch Filter (APR 450)

$9.99

AirFilters.com$9.99Buy

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From AirFilters.com

Accumulair Emerald MERV 6 8 times more efficient than fiberglass filters Durable construction that will not warp or leak under normal operating conditions Excellent for high-velocity systems and maximum airflow Lasts up to three months