The Best Lennox X6661 of 2023 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Lennox X6661 of 2023. Check our ranking below.
2,915 Reviews Scanned
- MERV 11
- Actual Size: 19-3/4" X 24-3/4" X 4-3/8"
- 2 Filters
- Manufactured by Lennox
- Nominal Size: 20" x 25" x 5"
- 20x25x5 replacement whole house air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19.88" x 24.75" x 4.38")
- MERV 11 synthetic media (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pets, allergies, and more while trapping 95% of dust particles without impacting air flow
- High quality construction (made in the USA) features an electrostatically charged design with 8 pleats per foot that captures more harmful particles and lasts 3x longer than fiberglass models (replace every 90 days for best performance)
- Easy installation beverage board (recyclable) frames with dual wire backings improve structural integrity and outperform standard cardboard designs by resisting extreme temperatures
- Compatible Models: Honeywell / Air Demon Filter Part Numbers F25 (#203720), F35 / F35R (#FC35A1027), F100 / F150 (#FC100A1037), F200 (#FC200E1037), Bryant (FILBBCAR0020, FILXXCAR0020, FILXXCAR0120), Carrier (CARF8250602, CARFC100A1037, CARL86469, EXPXXFIL0020, EXPXXLMC0020, EXPXXUNV0020, FILCCCAR0020, FILXXCAR-0020, FILXXCAR0120), Day & Night (MACPAK20), Lennox (X8790, X0586, X5426, X6661, X6673, X7751, BMAC-20C, HCC20-28, HCF20-10, HCF20-16), Payne (MACPAK20)
- Nominal Size: 20 x 25 x 5 H, Actual Size: 19 7/8 x 24 7/8 x 4 3/8 (19.88 x 24.88 x 4.38)
- Measure your air filter for the exact size and compare it to our actual size to ensure proper fit.
- Replaces Honeywell 20x25x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for high efficiency air filtration and those with moderate allergies
- Nordic Pure MERV 12 is equivalent to MPR 1500-1900
- Made in the USA
- 98% efficient filtration media capturing particles as small as 0.3 microns before they can collect on your coils
- High-efficiency alternative to one-inch filters
- Fits the X6660 HCC20-28 Air Cleaner
- Filter dimensions: 20" x 25" x 5" (actual: 19-7/8" x 24-3/4" x 4-3/8")
- Genuine Lennox OEM Furnace Filter
- MERV 16 rating. Actual size: 15-3/4 x 24-3/4 x 4-3/8
- Bundle includes a Same Day Supply reminder magnet (1 per filter) so you know when you last changed your filter without having to open your filter cabinet.
- Filter lasts up to 1 year. As with any filtration product, replacement life cycle depends on the individual conditions and needs of the home.
- Removes over 95% of particles ranging in size down to 0.3 micron and more than 90% of particles 0.01 microns and larger.
- Filters are shipped in individual clear plastic bags that can be reused to dispose of your old filter.
Last update on 2025-07-05 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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- Brand Value: Every brand of Lennox X6661 has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
- Features: What bells and whistles matter for an Lennox X6661?
- Specifications: How powerful they are can be measured.
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- Customer Ratings: Number ratings grade Lennox X6661 objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Lennox X6661.
- Product Quality: You don’t always get what you pay for with an Lennox X6661, sometimes less, and sometimes more.
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