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14x36x4 (13.5 x 35.5 x 3.75) AccumulairA (R) Emerald 4-Inch Filter (APR 450)


AccumulairA (R) 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

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