<strong>Features</strong><ul><li>MERV 11 Trane Replacement Pre-Filter</li><li>Replacement 1 in. pleated air filter for Trane # BAYFTAH21W1A, TFE215A1AH00, TFE215A1AH10, TFE215A1AH20, TFE215A1AH30, TFE215A9AH00, TFE215A9AH10, TFE215A9AH20, TFE215A9AH30,TFP215A0AH00, TFP215A0AH10, and TFP215A0AH11</li><li>Replaces Trane pre-filter #BAYFTAH21W1A.</li><li>Lasts up to 3 months.</li><li>Dimension 21 x 21.5 x 1 in.</li><li>Pack 2.</li></ul>