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HVAC filters

Filtrete, Honeywell, Lennox, and Trane filter numbers — size and MERV matter as much as the SKU.

Guides

Start here when the part number alone is not enough.

Filtrete MERV guideWhich grade

All parts by brand

Every SKU in this category. Counts update with the catalog.

Filtrete (4)

1085Filtrete 1085 MPR dust & pollen grade.
1500Filtrete 1500 MPR — common retail grade.
1900Filtrete 1900 MPR premium allergen — confirm size stamp.
2000Filtrete 2000 MPR / elite allergen grade — size is on the frame edge.

Honeywell (2)

FC100A1003Honeywell FC100A1003 media filter — verify cabinet size (often 16x25).
FC200E1003Honeywell FC200E1003 high-efficiency media — confirm vs FC100 cabinet.

Lennox (2)

X6672Lennox X6672 healthy climate filter — confirm MERV / size for your air h
X6675Lennox X6675 filter path — pair with correct cabinet depth.

Trane (2)

BAYFTAH24MTrane Perfect Fit / BAYFTAH filter family — size code in the suffix.
BAYFTAH25MTrane BAYFTAH25M Perfect Fit filter — confirm air handler model.