Shop today to get FREE SHIPPING on your order! (some restrictions apply)

20 x 21 x 1

Basic 20 x 21 x 1 MERV 6 / MPR 300 / FPR N/A
20 x 21 x 1 MERV 6 Fiberglass Air Filter
Click to view more details
  • Nominal Size: 20 x 21 x 1
    Actual size: 19 7/8" x 20 7/8" x 3/4"
    Performance: Basic
    Type: Fiberglass Air Filter
    Rating: MERV 6 | MPR 300 | FPR N/A
    Captured Particle Size: 3-100 Microns
    Change Frequency: Every 30 Days
    SKU#: D50S.012021
    Lead Time: Ships in 3 Business Days
    Additional Info: View product page


  • Price (6 pack):
    $52.02 ($8.67 each)
  • SAVE 10% buying 12 or more
    Price (12 pack):

    $93.60 ($7.80 each)
  • Subscribe to this product: Subscribe
Dust & Pollen 20 x 21 x 1 MERV 8 / MPR 600 / FPR 5
20 x 21 x 1 MERV 8 Pleated Air Filter
Click to view more details
  • Nominal Size: 20 x 21 x 1
    Actual size: 19 7/8" x 20 7/8" x 3/4"
    Performance: Dust & Pollen
    Type: Pleated Air Filter
    Rating: MERV 8 | MPR 600 | FPR 5
    Captured Particle Size: 3-10 Microns
    Change Frequency: Every 60-90 Days
    SKU#: P80S.012021
    Lead Time: Ships in 3 Business Days
    Additional Info: View product page


  • Price (6 pack):
    $59.82 ($9.97 each)
  • SAVE 10% buying 12 or more
    Price (12 pack):

    $107.64 ($8.97 each)
  • Subscribe to this product: Subscribe
Micro Allergen 20 x 21 x 1 MERV 11 / MPR 1000-1200 / FPR 7
20 x 21 x 1 MERV 11 Pleated Air Filter
Click to view more details
  • Nominal Size: 20 x 21 x 1
    Actual size: 19 7/8" x 20 7/8" x 3/4"
    Performance: Micro Allergen
    Type: Pleated Air Filter
    Rating: MERV 11 | MPR 1000-1200 | FPR 7
    Captured Particle Size: 1-3 Microns
    Change Frequency: Every 60-90 Days
    SKU#: P15S.012021
    Lead Time: Ships in 3 Business Days
    Additional Info: View product page


  • Price (6 pack):
    $65.64 ($10.94 each)
  • SAVE 10% buying 12 or more
    Price (12 pack):

    $118.20 ($9.85 each)
  • Subscribe to this product: Subscribe
Ultimate Allergen 20 x 21 x 1 MERV 13 / MPR 1500-1900 / FPR 10
20 x 21 x 1 MERV 13 Pleated Air Filter
Click to view more details
  • Nominal Size: 20 x 21 x 1
    Actual size: 19 7/8" x 20 7/8" x 3/4"
    Performance: Ultimate Allergen
    Type: Pleated Air Filter
    Rating: MERV 13 | MPR 1500-1900 | FPR 10
    Captured Particle Size: 0.3-1.0 Microns
    Change Frequency: Every 60-90 Days
    SKU#: P25S.012021
    Lead Time: Ships in 3 Business Days
    Additional Info: View product page


  • Price (6 pack):
    $95.22 ($15.87 each)
  • SAVE 10% buying 12 or more
    Price (12 pack):

    $171.36 ($14.28 each)
  • Subscribe to this product: Subscribe
PRODUCT
Details
MERV 6
MPR 300
FPR N/A
MERV 8
MPR 600
FPR 5
MERV 11
MPR 1000-1200
FPR 7
MERV 13
MPR 1500-1900
FPR 10
20 x 21 x 1Air Filter
SAVE 10%
buying a
12 Pack
or more
$93.60
$7.80 each
$107.64
$8.97 each
$118.20
$9.85 each
$171.36
$14.28 each
6 Pack Pricing
$52.02
$8.67 each
$59.82
$9.97 each
$65.64
$10.94 each
$95.22
$15.87 each
19 7/8" x 20 7/8" x 3/4" 19 7/8" x 20 7/8" x 3/4" 19 7/8" x 20 7/8" x 3/4" 19 7/8" x 20 7/8" x 3/4"
Change Frequency
Every 30 Days Every 60-90 Days Every 60-90 Days Every 60-90 Days
Lint
Dust Mites
Mold Spores
Pollen
Pet Dander
Fine Dust
Auto Emissions
Very Fine Dust
Smoke
Bacteria

Back to top