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Lennox 20 x 25 x 4 3/8" X6673 Options

Lennox X6673 Furnace Filter 20x25x5 Replacement MERV 11. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by FurnaceFilters.ca. Case of 3

In Stock

  • Exact Size Replacement for Lennox Healthy Climate 20x25x5 Part # X6673, Model HCF20-11
  • For Air Cleaner Model HCC20-28
  • Actual Size 19 3/4" x 24 3/4" x 4 3/8"
  • MERV 11 Rated
  • Made in Canada by FurnaceFilters.Ca
  • Case of 3

Lennox X6673 Furnace Filter 20x25x5 Replacement MERV 10. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by FurnaceFilters.ca. Case of 3

In Stock

  • Exact Size Replacement for Lennox Healthy Climate 20x25x5 Part # X6673, Model HCF20-11
  • For Air Cleaner Model HCC20-28
  • Actual Size 19 3/4" x 24 3/4" x 4 3/8"
  • MERV 10 Rated
  • Made in Canada by FurnaceFilters.Ca
  • Case of 3

Lennox X6673 Furnace Filter 20x25x5 Replacement MERV 13. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by FurnaceFilters.ca Case of 3

In Stock

  • Exact Size Replacement for Lennox Healthy Climate 20x25x5 Part # X6673, Model HCF20-11
  • For Air Cleaner Model HCC20-28
  • Actual Size 19 3/4" x 24 3/4" x 4 3/8"
  • MERV 13 Rated
  • Made in Canada by FurnaceFilters.Ca
  • Case of 3

Lennox X6673 Furnace Filter 20x25x5 Replacement MERV 8. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by Furnace Filters.ca. Case of 3

In Stock

  • Exact Size Replacement for Lennox Healthy Climate 20x25x5 Part # X6673, Model HCF20-11
  • For Air Cleaner Model HCC20-28
  • Actual Size 19 3/4" x 24 3/4" x 4 3/8"
  • MERV 8 Rated
  • Made in Canada by FurnaceFilters.Ca
  • Case of 3

Lennox X6673 MERV 11 20x25x5 Healthy Climate for Model HCF20-11. Actual Filter Size 19 3/4" x 24 3/4" x 4 3/8". 1 Pack

In Stock

  • Lennox/Healthy Climate Part # X6673, Model HCF20-11 20" x 25" x 5" Replacement Filters
  • For Air Cleaner Model HCC20-28
  • Actual Filter Size 19 3/4" x 24 3/4" x 4 3/8"
  • MERV 11 Rated
  • Includes only One Filter