Lennox X6673 Healthy Climate Air Purifier 20x25x5 Inch MERV 11 Filter (5 Pack)
Lennox X6673 Healthy Climate Air Purifier 20x25x5 Inch MERV 11 Filter (5 Pack)
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Lennox

Lennox X6673 Healthy Climate Air Purifier 20x25x5 Inch MERV 11 Filter (5 Pack)

Lennox X6673 Healthy Climate Air Purifier 20x25x5 Inch MERV 11 Filter (5 Pack)Lennox X6673 Healthy Climate Air Purifier 20x25x5 Inch MERV 11 Filter 5 PackLennox X6673 Healthy Climate Air Purifier 20x25x5 Inch MERV 11 Filter 2 PackLennox X6673 Healthy Climate Air Purifier 20x25x5 Inch MERV 11 Filter 3 PackLennox X6673 Climate Air Purifier 20 x25 x5 MERV 11 Filter Replacement 4 Pack

Key item features

  • Replacement air filters for your Lennox Healthy Climate HC11 air purifiers
  • Filters out and captures dust, pollen, pet dander, and other particles as small as 0.3 microns
  • Rated at MERV 11 efficiency for optimal air quality
  • Measures 19-3/4 inches long, 24-3/4 inches wide, and 4-3/8 inches high
  • Model number: HCF20-10; Part number: X6673
  • For best results, replace filter every 6 months
  • Color: White
  • Dimensions (L x W x H): 19.75 x 24.75 x 4.38 inches
  • Quantity: 5
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Customer ratings & reviews

4.4 out of 5 stars
stars74 ratings34 reviews
How item rating is calculated
  1. 5 stars81% (60)
  2. 4 stars5% (4)
  3. 3 stars0% (0)
  4. 2 stars1% (1)
  5. 1 star12% (9)

Reviews summary

Pros

  • : Designed for lennox furnaces with specific model requirements.
  • : Offers good value at this cost.
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Showing 1-3 of 34 reviews

Jan 16, 2025
Rob
Item details
Size: 3 Pack
Sold and shipped byExponet Canada Inc.
5 out of 5 stars review

Verified Purchase

These filters are great quality and, most importantly, fit exactly right into the furnace filter housing. Some other filters I've tried don't fit well but these do. Easy to install, easy to remove and dispose of. Ordered and they arrived in a few days in one nice box. Perfect!

Helpful?73A9T42751ET834586982
May 24, 2026
Thomas
Item details
Size: 2 Pack
Sold and shipped byG&J Deals
5 out of 5 stars review

Verified Purchase

Lowest price around for Lennox OEM furnace filters

Helpful?73A9T42751ET834586982
Oct 31, 2025
Tom
Item details
Size: 2 Pack
Sold and shipped byTop Rated Seller.
5 out of 5 stars review

Verified Purchase

New filters great value.

New filters arrive in good shape.

Helpful?73A9T42751ET834586982