Top 10 21 1/2 x 23 5/16 x 1 Air Filter – Furnace Filters

As an Amazon Associate I earn from qualifying purchases.

1. Glasfloss

#ad

MERV 10, Made in USA, Fits Listed Models of Carrier, Pleated, Glasfloss 21-1/2 x 23-5/16 x 1 Air Filters Case of 6, Bryant & Payne

#ad
Glasfloss #ad - Instant upgrade from meRV 7/MERV 8 Pleated Filters. Exact size - 21-1/2 x 23-5/16 x 7/8 21. 5” x 23. 3125” x. 875”, nominal size: 21-1/2” x 23-5/16" x 1”. Great for Allergy Sufferers. Expanded metal backing on Synthetic Media with Heavy-Duty Frame That Resists Moisture. Merv 10 with no increased resistance over merv 8. Fits listed models of carrier, bryant & Payne Air Handlers AHU, Indoor Units See Description Below.
BrandGlasfloss #ad
ManufacturerGlasfloss Industries #ad
Part NumberZLP21H23E1-6PK
ModelZL Series

2. Glasfloss

#ad

Fits Listed Models of Carrier, Bryant & Payne, MERV 10, Glasfloss 21-1/2 x 23-5/16 x 1 Air Filters Case of 4, Pleated, Made in USA

#ad
Glasfloss #ad - Great for Allergy Sufferers. Merv 10 with no increased resistance over merv 8. Fits listed models of carrier, bryant & Payne Air Handlers AHU, Indoor Units See Description Below. Expanded metal backing on Synthetic Media with Heavy-Duty Frame That Resists Moisture. Instant upgrade from meRV 7/MERV 8 Pleated Filters. Exact size - 21-1/2 x 23-5/16 x 7/8 21. 5” x 23. 3125” x. 875”, nominal size: 21-1/2” x 23-5/16" x 1”.
BrandGlasfloss #ad
ManufacturerGlasfloss Industries #ad
Part NumberZLP21H23E1-4PK
ModelZL Series

3. Glasfloss Industries

#ad

21 1/2 x 23 5/16 x 1 Carrier Replacement MERV 10 Pleated Air Filters by Glasfloss. Box of 6

#ad
Glasfloss Industries #ad - Shields from dust, pet Dander, smog, Lint, Pollen and other small particles. Comparable to mpr rating 600 to 800, or FPR rating 5 to 6. Filtration rating: merv 10 Improved merv 10 filtration with similar air flow and resistance as a MERV 8 filter. Durable & long lasting: Heavy duty frame won't buckle or support growth. Actual size: 21 1/2 x 23 5/16 x 7/8 21. 5 x 23. 3125 x. 875 | nominal size: 21 1/2 x 23 5/16 x 1. Affordable high quality replacements for Carrier 21 1/2 x 23 5/16 x 1 air filters.
BrandGlasfloss Industries #ad
ManufacturerGlasfloss #ad
Part NumberZLP21H23E1-C-6

4. Aerostar

#ad

21 1/2 x 23 5/16 x 1, Made in The USA, Aerostar 21 1/2x23 5/16x1 MERV 13, Pleated Air Filter, Box of 4

#ad
Aerostar #ad - Comparable to mpr 1500 to 1900 Ultimate Allergen Defense. Comparable to honeywell Allergen Elite FPR 10 Nominal: 21-1/2 x 23-5/16 x 1, size: 21-1/2"x23-5/16"x3/4" 21 1/2x23 5/16x1, AC Furnace Air Filter. Change frequency 60-90 days, Made in the USA. Fights lint, pet dander, spores, fine dust, viruses, smoke, pollen, dust mites, and bacteria.
BrandAerostar #ad
ManufacturerFiltration Group #ad
Part Number21 1/2x23 5/16x1 MERV 13

5. Aerostar

#ad

Made in the USA, 21 1/2 x 23 5/16 x 1, Pleated Air Filter, Box of 6, Aerostar 21 1/2x23 5/16x1 MERV 8

#ad
Aerostar #ad - Change frequency 60-90 days, Made in the USA. Comparable to honeywell Micro Defense Plus FPR 5. Nominal: 21-1/2 x 23-5/16 x 1, size: 21-1/2"x23-5/16"x3/4" 21 1/2x23 5/16x1, AC Furnace Air Filter. Comparable to mPR 600 Clean Living. Fights lint, spores, dust mites, pet dander, pollen, and dust.
BrandAerostar #ad
ManufacturerFiltration Group #ad
Part Number21 1/2x23 5/16x1 MERV 8

6. Aerostar

#ad

MERV 8, Box of 12, 21 1/2 x 23 5/16 x 1 Carrier Replacement Filter by Aerostar

#ad
Aerostar #ad - Fights lint, dust mites, pollen, pet dander, spores, and dust. Nominal size: 21-1/2 x 23-5/16 x 1, actual size: 21-1/2" x 23-5/16" x 3/4", 21 1/2x23 5/16x1, AC and Furnace Air Filter. Comparable to mPR 600 Clean Living. Change frequency 60-90 days, Made in the USA. Comparable to honeywell Micro Defense Plus FPR 5.
BrandAerostar #ad
ManufacturerFiltration Group #ad
Part Number21 1/2x23 5/16x1 MERV 8

7. Aerostar

#ad

21 1/2 x 23 5/16 x 1, Made in The USA, Pleated Air Filter, Aerostar 21 1/2x23 5/16x1 MERV 8, Box of 4

#ad
Aerostar #ad - Fights lint, pet dander, spores, dust mites, pollen, and dust. Nominal: 21-1/2 x 23-5/16 x 1, size: 21-1/2"x23-5/16"x3/4" 21 1/2x23 5/16x1, AC Furnace Air Filter. Change frequency 60-90 days, Made in the USA. Comparable to mPR 600 Clean Living. Comparable to honeywell Micro Defense Plus FPR 5.
BrandAerostar #ad
ManufacturerFiltration Group #ad
Part Number21 1/2x23 5/16x1 MERV 8

8. Aerostar

#ad

Pleated Air Filter, Made in The USA, Box of 6, Aerostar 21 1/2x23 1/2x1 MERV 13, 21 1/2 x 23 1/2 x 1

#ad
Aerostar #ad - Fights lint, spores, fine dust, smoke, pet dander, pollen, dust mites, viruses, and bacteria. Change frequency 60-90 days, Made in the USA. Nominal: 21 1/2 x 23 1/2 x 1, size: 21 1/2"x23 1/2"x3/4" 21 1/2x23 1/2x1, AC Furnace Air Filter. Comparable to mpr 1500 to 1900 Ultimate Allergen Defense. Comparable to honeywell Allergen Elite FPR 10 .
BrandAerostar #ad
ManufacturerFiltration Group #ad
Part Number21 1/2x23 1/2x1 MERV 13

9. Aerostar

#ad

Pleated Air Filter, Box of 6, 21 1/2 x 23 5/16 x 1, Made in The USA, Aerostar 21 1/2x23 5/16x1 MERV 13

#ad
Aerostar #ad - Comparable to mpr 1500 to 1900 Ultimate Allergen Defense. Comparable to honeywell Allergen Elite FPR 10 . Nominal: 21-1/2 x 23-5/16 x 1, size: 21-1/2"x23-5/16"x3/4" 21 1/2x23 5/16x1, AC Furnace Air Filter. Fights lint, spores, pet dander, dust mites, smoke, pollen, viruses, fine dust, and bacteria. Change frequency 60-90 days, Made in the USA.
BrandAerostar #ad
ManufacturerFiltration Group #ad
Part Number21 1/2x23 5/16x1 MERV 13

10. Aerostar

#ad

Made in The USA, 21 1/2 x 23 1/2 x 1, Aerostar 21 1/2x23 1/2x1 MERV 8, Pleated Air Filter, Box of 6

#ad
Aerostar #ad - Comparable to mPR 600 Clean Living. Nominal: 21 1/2 x 23 1/2 x 1, size: 21 1/2"x23 1/2"x3/4" 21 1/2x23 1/2x1, AC Furnace Air Filter. Comparable to honeywell Micro Defense Plus FPR 5. Fights lint, pet dander, dust mites, pollen, spores, and dust. Change frequency 60-90 days, Made in the USA.
BrandAerostar #ad
ManufacturerFiltration Group #ad
Part Number21 1/2x23 1/2x1 MERV 8