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Henmfely

2 Pack X6673 20x25x5 Replacement Air Filter for Lennox X6673 HCF20-11, FC100A1037, Furnace HVAC System, MERV 11, Actual Size: 19.75 x 24.75 x 4.38 Inches

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About this product

This is a 2-pack of replacement air filters designed as a match for the Lennox X6673 furnace/HVAC filter, rated MERV 11, with a nominal size of 20x25x5 inches (actual size 19.75 x 24.75 x 4.38 inches). It is also listed as compatible with several other furnace/air cleaner models from Carrier, Honeywell, Lennox, and Trion.

Specifications

Nominal Size
20 x 25 x 5 Inches
Actual Size
19.75 x 24.75 x 4.38 Inches
Filter Rating
MERV 11

Bidvana’s takeaways

  • Buyer should confirm the exact filter size needed before purchasing, as sizes are nominal vs actual.
  • Compatible with specific models from Carrier, Honeywell, Lennox, and Trion Air Bear; verify against the buyer's own HVAC unit before use.
  • Filter is a consumable that should be replaced every 6-12 months depending on home conditions.
  • Filter is foldable and must be unfolded/assembled per a 4-step installation process shown in an instructional video; no tools required.

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