MadMax Trade Supply
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Representative image: pleated 1-inch HVAC air filterRepresentative image — tap to enlarge

20x30x1 Merv 11 Universal Air Filter By Tier1 (6-Pack)

$90.59

Price includes shipping and the sales tax we pay at purchase (shown for delivery to Minnesota; your cart updates it for your ship-to state). No separate tax line at checkout.

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Typical delivery is a few business days in the contiguous United States. A delivery estimate is confirmed in your payment-link email.

SKUMM-AF-793EB9
BrandTier1
Manufacturer part no.TIER1_P15S_612030_6_PACK
Nominal size20x30x1 in.
MERV11
Pack6
Price checked2026-11-14

Sold by MadMax Trade Supply (reseller). Typical delivery is a few business days in the contiguous United States. Terms, shipping & returns.

Buying help: How to choose an HVAC air filter MERV rating