PF18181 – PLEATED FILTER (18″ x 18″ x 1″, MERV 11, HIGH CAPACITY)
$10.94PF18181 pleated air filter. MERV 11, high-capacity 18″ x 18″ x 1″. Fits standard residential HVAC systems. Replace every 30-90 days for best airflow and filtration.
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