20x20x1 Air Filters
20x20x1 3M Filtrete Dust and Pollen Allergen Reduction filter (Lt blue)
This 3M 20"x20"x1" Filtrete Dust and Pollen 1" filter, also known as 3M 20x20x1 - 3M 9832DC Filtrete..
$12.99
20x20x1 3M Filtrete Elite Allergen Reduction filter (black)
This 3M 20"x20"x1" Filtrete High Performance 1" filter, also known as 3M 20x20x1 - 3M EA02DC capture..
$27.14
20x20x1 3M Filtrete Micro Allergen Reduction filter (red)
3M Micro Allergen 1" Filter Performance Rated:1000 MPR* Life Expectancy: 1-3 months depending on Env..
$16.50
20x20x1 3M Filtrete Ultimate Allergen Reduction filter (Navy)
This 3M 20"x20"x1" Filtrete High Performance Ultimate Allergen 1" filter, also known as 3M 20x20x1 -..
$19.49
Purolator 20x20x1 Pleated MERV 8 Air Filter
If you are looking for the perfect 20x20x1 MERV 8 air filter, look no further...
$8.00
Purolator 20x20x1 Pleated MERV 11 Air Filter
If you are looking for the perfect 20x20x1 MERV 11 air filter, look no further...
$10.50
Purolator 20x20x1 Pleated MERV 13 Air Filter
If you are looking for the perfect 20x20x1 MERV 13 air filter, look no further...
$15.40
Purolator Hi-E40-CB Carbon-Loaded Pleated Filter
The goal of a Purolator Hi-E 40™ CB pleated filter is to promote improved indoor air quality through..
$13.99