• Spend $70 or more and your order ships free! We'll get your filters out the door fast so you can enjoy clean air and water.*

    * Orders under $70 ship for $5.99.

  • Shop with confidence! If you're not completely satisfied with your purchase, you have up to one year to return it for a refund or exchange. We stand behind every filter we sell.

    Learn More

  • Every order is carefully packed and shipped by our team in Indiana. Your purchase helps support American jobs and hardworking families right here in the Midwest. Our AIRx Furnace / AC Filters and ClearChoice Fridge Filters are made in the USA.

Cart 0

We don't know what's in your water,
but we know there's nothing in your cart.

Menu

  • Spend $70 or more and your order ships free! We'll get your filters out the door fast so you can enjoy clean air and water.*

    * Orders under $70 ship for $5.99.

  • Shop with confidence! If you're not completely satisfied with your purchase, you have up to one year to return it for a refund or exchange. We stand behind every filter we sell.

    Learn More

  • Every order is carefully packed and shipped by our team in Indiana. Your purchase helps support American jobs and hardworking families right here in the Midwest. Our AIRx Furnace / AC Filters and ClearChoice Fridge Filters are made in the USA.

Cart 0

We don't know what's in your water,
but we know there's nothing in your cart.

Menu

20x22x1 AIRx DUST Air Filter - MERV 8

5
67 reviews
◆
 
Average rating 4.7/5
5 stars
(58)
4 stars
(5)
3 stars
(1)
2 stars
(1)
1 star
(2)
AIRx 20x22x1-DUSTOur#: 182017
Made in USA
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
20x22x1 AIRx DUST Air Filter - MERV 8
Compatibility guarantee — Wrong fit or not happy - we'll make it right, up to a whole year
Change every 3 months
Change every 3 months Swap on schedule for best performance
Made with pride in Greenwood, Indiana
Made with pride in Greenwood, Indiana Your purchase supports American jobs
MERV
MERV Find your ideal filtration level
Compatibility guarantee
Compatibility guarantee Wrong fit or not happy - we'll make it right, up to a whole year

Filter Description

If you want to protect your HVAC system, keep your house a little cleaner, and remove a few nuisance particles from the air you breathe then yes, this is the filter for you! Not everyone needs to get rid of odors, and not everyone is overly sensitive to allergens and other, more harmful, particulates in their air. We make shopping for air conditioner filters and furnace filters easy!
Entry-level pleated air filter offers improved filtration over common fiberglass filters
MERV 8 rating means the filter attracts common large household allergens like dust, pollen, and mold spores
Replace every 90 days under normal use
Made with pride in the USA
100% free returns on all filters

$185.99

$232.49
Code DF20 · Save 20%
$15.50 per filter
Code DF20 · Save 20%
SAVE 15% 12-pack

Pack Size

Filtration Level

Compare all →
In Stock, Ships onMonday, Oct. 5th
$70.00 more gets you free shipping! This puts you within of free shipping! Buy this and your order ships free!

Orders over $70 ship free. $5.99 otherwise.

Your Order Ships Free!

Compare Side-by-Side

MERV Filter Comparison

Choose the filtration level that fits your home — then tap Select to update your cart above.

MERV 8
Standard
DUST
RECOMMENDED
MERV 11
Superior
ALLERGY
OPTIMAL
MERV 13
Optimal
HEALTH
Best For
STANDARD
Residential / Commercial
Healthy Families
SUPERIOR
Residential / Commercial
Allergy Sufferers
OPTIMAL
Residential / Commercial
Premium Protection
Comparable
Ratings		 MPR 600 & FPR 5 MPR 1000–1200 & FPR 7 MPR 1500–1900 & FPR 10
Filtration Captures ≥90% of large particles Captures ≥95% of large particles Captures ≥98% of large particles
Dust, Lint & Debris
Mold, Pollen
Dander, Dust Mites
Smoke & Smog
Bacteria
Odor, VOCs
Your
Filter
MERV 8
Standard
DUST
Best For Residential / Commercial, Healthy Families
Comparable MPR 600 & FPR 5
Filtration Captures ≥90% of large particles
Dust, Lint & Debris
Mold, Pollen
Dander, Dust Mites
Smoke & Smog
Bacteria
Odor, VOCs
RECOMMENDED
MERV 11
Superior
ALLERGY
Best For Residential / Commercial, Allergy Sufferers
Comparable MPR 1000–1200 & FPR 7
Filtration Captures ≥95% of large particles
Dust, Lint & Debris
Mold, Pollen
Dander, Dust Mites
Smoke & Smog
Bacteria
Odor, VOCs
OPTIMAL
MERV 13
Optimal
HEALTH
Best For Residential / Commercial, Premium Protection
Comparable MPR 1500–1900 & FPR 10
Filtration Captures ≥98% of large particles
Dust, Lint & Debris
Mold, Pollen
Dander, Dust Mites
Smoke & Smog
Bacteria
Odor, VOCs

Swipe or use arrows · tap to select

MERV (Minimum Efficiency Reporting Value) is an ASHRAE industry standard for measuring air filter efficiency.

Compatibility guarantee

Wrong fit, leak, or just doesn’t work? We’ll send the right one. Free return shipping for all orders.

365-day satisfaction

Not happy? Send it back any time in the first year — we’ll make it right. Yes, even an open pack you’ve been running for months.

No-hassle returns

No restocking fees, no return-merch authorization mazes — just start a return and our helpful Customer Experience team will assist.

Filter Maintenance

Is it time to change your Filter?

Generally, we recommend you replace your air filters every 90 days. Find out below if you should change your filters more often.

If someone in your home has asthma or allergies change your filter every

6 Weeks

to ensure indoor air quality is at its best.

If you have pets change your filter every

2 Months

to avoid shedding and odor buildup.

If you have young children change your filter every

2–3 Months

as having clean air is even more important with children in your home.

Filter Specifications

What does this filter remove?

Filtration capabilities
Nominal Size
20 × 22 × 1"
Actual Size
19 ½ × 21 7⁄16 × ¾"
Filter Media
Electrostatically charged 100% synthetic gradient media that does not support microbiological growth
Filter Support Grid
30 gauge galvanized expanded metal grid
Frame
Moisture resistant double-wall beverage board
Max Temperature
180F (82C) continuous service, peak 225F (107C)
Max Humidity
Resistant to 100% R.H.
Initial Resistance
0.18" WC
Rated Velocity
295 FPM

Performance Testing

Performance Rating

MERV (µm) PSE (%) 0.3-1.0 1.0-3.0 3.0-10 Airflow Rate (CFM) 451 676 901 1127 901 * * Max Rated Airflow
8 17 50 70 Initial Resistance (IWC) 0.07 0.11 0.17 0.23 0.17 *
MERV
8
(µm) PSE (%)
0.3-1.0 17
1.0-3.0 50
3.0-10 70
Airflow Rate (CFM) Initial Resistance (IWC)
451 0.07
676 0.11
901 0.17
1127 0.23
901 * 0.17 *
* Max Rated Airflow

Replaces These Filter

National Filter Sales

PF-01-202201-6

About This Product

Is this the right air filter for you?

If you want to protect your HVAC system, keep your house a little cleaner, and remove a few nuisance particles from the air you breathe then yes, this is the filter for you!  Not everyone needs to get rid of odors, and not everyone is overly sensitive to allergens and other, more harmful, particulates in their air.  We make shopping for air conditioner filters and furnace filters easy!

  • Entry-level pleated air filter offers improved filtration over common fiberglass filters
  • MERV 8 rating means the filter attracts common large household allergens like dust, pollen, and mold spores
  • Replace every 90 days under normal use
  • Made with pride in the USA
  • 100% free returns on all filters

Customer Reviews

4.7 4.7 out of 5 stars
67 verified reviews
5★
(58)
4★
(5)
3★
(1)
2★
(1)
1★
(2)
5
4.7 / 5 (67)
Jeff W. 44 days ago
4
Consistant quality ptoduct.
Kathleen D. 356 days ago
5
Great! Was delivered promptly
James M. 439 days ago
5
Satisfied with purchase and delivery. Seems good quality.
Kathleen D. 835 days ago
5
Always arrives promptly, Never have had a problem
Andrew B. 948 days ago
5
It does a great job.
Matthew G. 1678 days ago
5
Excellent product
Vincent C. 1842 days ago
5
Customer service A One !!
Karen D. 1882 days ago
5
It works well for what I need
Gregory 1946 days ago
4
Picks up enough particulates without restricting flow.
Lenny W. 1958 days ago
5
Could not have been easier; looked up needed item, placed order, and in a few days they were on my doorstep. Price, quality and service above expectations.
Gail S. 2364 days ago
5
It make a huge difference in dust around home
Barbara S. 2427 days ago
5
Your filters get the job done.
Sandra D. 2538 days ago
5
Great company to deal with!!
Ted S. 2588 days ago
5
Works for me!
Jim S. 2654 days ago
5
I ordered the wrong size. It works but it’s one inch to small. I know what to order the next time. Thanks
Teddy M. 2771 days ago
5
I rate these filters 5 stars out of 5. They fit the blower unit tight no loss of air. They do A great job filtering the air I also like the reminders to change my filter.
Jerry W. 2778 days ago
5
Very good filters, but your price has increased to the point that this will be my last purchase. way too high for a merv 8
Danny G. 3689 days ago
5
Good quality, fast (free) shipping and low prices. Don't need to say more. I'm a satisfied customer.
Gail C. 3748 days ago
5
Very pleased with service & product! Shipped immediately, exactly what I needed. Will definitely order again when time comes!
<
1 2
>