Collection
1-Inch Filters
Standard 1-inch pleated filters for residential returns and furnace slots. Change every 1-3 months.
88 sizes
Top Seller1″ pleated
14×20×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
Top Seller1″ pleated
12×24×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
Top Seller1″ pleated
16×20×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
Top Seller1″ pleated
14×25×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
Top Seller1″ pleated
18×20×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
Top Seller1″ pleated
16×25×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
Top Seller1″ pleated
20×20×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
Top Seller1″ pleated
20×25×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
Top Seller1″ pleated
24×24×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
Top Seller1″ pleated
20×30×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
10×10×1
Air Filter
MERV 8 · 11 · 13
$10.99single
$5.54/filter in 12-packs
1″ pleated
12×12×1
Air Filter
MERV 8 · 11 · 13
$10.99single
$5.54/filter in 12-packs
1″ pleated
12×16×1
Air Filter
MERV 8 · 11 · 13
$10.99single
$5.54/filter in 12-packs
1″ pleated
14×14×1
Air Filter
MERV 8 · 11 · 13
$10.99single
$5.54/filter in 12-packs
1″ pleated
10×20×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
12×18×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
10×24×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
12×20×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
10×25×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
14×18×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
16×16×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
10×30×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
12×25×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
15×20×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
18×18×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
14×24×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
12×30×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
15×25×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
16×24×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
18×22×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
14×30×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
12×36×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
18×24×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
20×22×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
15×30×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
18×25×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
16×30×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
20×24×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
22×22×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
16×32×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
18×30×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
25×25×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
18×36×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
20×36×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
24×30×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
25×30×1
Air Filter
MERV 8 · 11 · 13
$17.99single
$9.08/filter in 12-packs
1″ pleated
24×36×1
Air Filter
MERV 8 · 11 · 13
$17.99single
$9.08/filter in 12-packs
1″ pleated
30×30×1
Air Filter
MERV 8 · 11 · 13
$17.99single
$9.08/filter in 12-packs
1″ pleated
30×36×1
Air Filter
MERV 8 · 11 · 13
$17.99single
$9.08/filter in 12-packs
1″ pleated
8×14×1
Air Filter
MERV 8 · 11 · 13
$10.99single
$5.54/filter in 12-packs
1″ pleated
8×16×1
Air Filter
MERV 8 · 11 · 13
$10.99single
$5.54/filter in 12-packs
1″ pleated
8×20×1
Air Filter
MERV 8 · 11 · 13
$10.99single
$5.54/filter in 12-packs
1″ pleated
12×15×1
Air Filter
MERV 8 · 11 · 13
$10.99single
$5.54/filter in 12-packs
1″ pleated
8×24×1
Air Filter
MERV 8 · 11 · 13
$10.99single
$5.54/filter in 12-packs
1″ pleated
14×15.5×1
Air Filter
MERV 8 · 11 · 13
$13.49single
$6.71/filter in 12-packs
1″ pleated
8×30×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
15×16×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
15×19×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
8×36×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
16×18×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
17×17×1
Air Filter
MERV 8 · 11 · 13
$11.99single
$6.00/filter in 12-packs
1″ pleated
17.5×17.5×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
17×19×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
17.5×19.5×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
16×22.25×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
17×21×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
15×24×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
17×22×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
19.5×19.5×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
19×21×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
18.5×22×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
19.5×21×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
17.5×23.5×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
19×22×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
19.5×21.5×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
20×21×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
19.875×21.5×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
20×21.5×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
21×21×1
Air Filter
MERV 8 · 11 · 13
$12.99single
$6.50/filter in 12-packs
1″ pleated
20×22.25×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
19.5×23.5×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
21.5×23.25×1
Air Filter
MERV 8 · 11 · 13
$14.49single
$7.29/filter in 12-packs
1″ pleated
19×27×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
15×35×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
23×23×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
23.5×23.5×1
Air Filter
MERV 8 · 11 · 13
$16.99single
$8.58/filter in 12-packs
1″ pleated
25×28×1
Air Filter
MERV 8 · 11 · 13
$15.49single
$7.67/filter in 12-packs
1″ pleated
28×30×1
Air Filter
MERV 8 · 11 · 13
$17.99single
$9.08/filter in 12-packs
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