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.

21.5 x 21.5 x 1 Air Filters

3 results

Filtrete 
21.5-in W x 21.5-in L x 1-in MERV 8 700 MPR Dust, Pollen, and Pet Dander Reduction Electrostatic Air Filter

Find My Store

for pricing and availability

4.5
123
Dimensions:21.5L x 21.5W x 1T
Air Filter Longevity:3 month

Project Source 
21.5-in W x 21.5-in L x 1-in MERV 8 Electrostatic pleated Air Filter

Find My Store

for pricing and availability

5.0
6
Dimensions:21.2L x 21.2W x 0.8T
Air Filter Longevity:3 month

Filtrete 
21.5-in W x 21.5-in L x 1-in MERV 5 Basic Pleated Pleated Air Filter

Find My Store

for pricing and availability

4.3
1046
Dimensions:21.2L x 21.2W x 0.8T
Air Filter Longevity:3 month