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Now Showing: 20" x 30" x 1" Filters
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  Product Quantity Price Efficiency [?] Purchase
Fiberglass 20" X 30" X 1" Panel Filter- Equipment Protection [More..] 12 filters $4.37 each
($52.40 total)
MERV 4
15%
20x30x1 AIRx DUST Air Filter - MERV 8 [More..] 12 filters $7.45 each
($89.40 total)
MERV 8
40%
Best $$ Value! (based on efficiency and price)
20x30x1 AIRx ALLERGY Air Filter - MERV 11 [More..]
12 filters $8.45 each
($101.40 total)
MERV 11
75%
20x30x1 AIRx DUST Air Filter - MERV 8 [More..] 6 filters $8.95 each
($53.70 total)
MERV 8
40%
20x30x1 AIRx ALLERGY Air Filter - MERV 11 [More..] 6 filters $9.95 each
($59.70 total)
MERV 11
75%
Air Guard 20" X 30" X 1" DP-40 Max Pleated Filter [More..] 12 filters $12.00 each
($143.95 total)
MERV 7
40%
20x30x1 AIRx HEALTH Air Filter - MERV 13 [More..] 12 filters $13.25 each
($159.00 total)
MERV 13
90%
20x30x1 AIRx HEALTH Air Filter - MERV 13 [More..] 6 filters $14.95 each
($89.70 total)
MERV 13
90%
20 x 30 x 1 Filtrete Dust & Pollen Reduction Filter - #9882 [More..] 6 filters $15.65 each
($93.90 total)
MERV 8
40%
20x30x1 AIRx ODOR Air Filter - Carbon [More..] 12 filters $15.95 each
($191.40 total)
MERV 8
20 x 30 x 1 Filtrete Micro Allergen Reduction Filter - #9822 [More..] 6 filters $16.25 each
($97.50 total)
MERV 11
75%
20x30x1 AIRx ODOR Air Filter - Carbon [More..] 6 filters $17.95 each
($107.70 total)
MERV 8
20 x 30 x 1 Filtrete Ultra Allergen Reduction Filter - #2022 [More..] 6 filters $20.99 each
($125.94 total)
MERV 11
85%
20 x 30 x 1 Filtrete Elite Allergen Reduction Filter - EA22DC-6 [More..] 6 filters $25.55 each
($153.30 total)
MERV 13
90%
20" X 30" X 1" Lifetime Permanent Washable Filter [More..] 1 filter $39.99 each
($39.99 total)
20%