Filter Fit FinderLennox · media air cleaner filter
Lennox HCF20-16 MERV 16 (X6675)
Healthy Climate HCF20-16 box filter, MERV 16 (Carbon Clean 16). Part X6675. Lasts up to 12 months. Fits 1 model and their listed variants.
Opens an Amazon search for Lennox HCF20-16 MERV 16 X6675. Check the listing says X6675.
Fits these models
- Lennox Healthy Climate HCC20-28 one of 3 interchangeable options · X6661
Part numbers
- Genuine part
- X6675
- Also listed as
- HCF20-16
- How often
- Lasts up to 12 months
- What is in it
- MERV 16 Carbon Clean 16 pleated box filter (carbon-coated media)
- Size
- 20 x 25 x 5 in nominal; actual 19-3/4 x 24-3/4 x 4-3/8
Sources
- Which filter fits lennox.com Maker's own page checked Oct 1, 2026
Handbook ehb_hcc_2402 (Feb 2024), PDF p5, Specifications - Furnace Models MERV 16 and Air Handler Models MERV 11: cabinet HCC20-28, filter model (box filter) HCF20-16, MERV 16, nominal 20 x 25 x 5, actual 19-3/4 x 24-3/4 x 4-3/8, 'Replacement Box Filter' X6675; PDF p7 Cabinet and Filter Combinations lists HCC20-28 with HCF20-16
- How often lennox.com Maker's own page checked Oct 1, 2026
PDF p5: 'Filter estimated service life (months) Up to 12 months'