Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

Honeywell 21.5-in W x 21-in L x 5-in MERV 10 5-inTrane/American Standard Perfect Fit Electrostatic Pleated Air Filter

Get Pricing & Availability

  • Replacement filter for Trane or American Standard Perfect Fit BAYFTAH21M

  • Homeowners will no longer have to wait for their HVAC representative to change their filter

  • Filter household air particles such as: common allergens, dust, pollen, mold spores, dirt and fibers, household lint

Best Price. Guaranteed
Find a lower price on an exact item? We'll match it. Some exclusions apply.
Learn More
FREE Returns
Return it in store or ship it back for free. Eligibility rules apply.
Learn More
FREE Shipping
Delivery is on us for orders over $45. Some exclusions apply.
Learn More