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  • 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.

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20x25x2 AIRx DUST Air Filter - MERV 8

5
61 reviews
◆
 
Average rating 4.9/5
5 stars
(52)
4 stars
(9)
3 stars
(0)
2 stars
(0)
1 star
(0)
AIRx 20x25x2-DUSTOur#: 182047
Made in USA
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 AIRx DUST Air Filter - MERV 8
20x25x2 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

$149.99

$187.49
Code DF20 · Save 20%
$12.50 per filter
Code DF20 · Save 20%
SAVE 25% 12-pack

Pack Size

Filtration Level

Compare all →
In Stock, Ships onFriday, Oct. 16th
$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 × 25 × 2"
Actual Size
19 ½ × 24 ½ × 1 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) 854 1281 1708 2135 1708 * * Max Rated Airflow
8 28 65 72 Initial Resistance (IWC) 0.08 0.13 0.21 0.28 0.21 *
MERV
8
(µm) PSE (%)
0.3-1.0 28
1.0-3.0 65
3.0-10 72
Airflow Rate (CFM) Initial Resistance (IWC)
854 0.08
1281 0.13
1708 0.21
2135 0.28
1708 * 0.21 *
* Max Rated Airflow

Replaces These Filter

National Filter Sales

PF-01-202502-6

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

4.9 4.9 out of 5 stars
61 verified reviews
5★
(52)
4★
(9)
3★
(0)
2★
(0)
1★
(0)
5
4.9 / 5 (61)
Rodney V. 695 days ago
5
Great source for many types of filters. Quick delivery.
Glen M. 717 days ago
4
These filters seem to be a good quality product.
Barbara 793 days ago
5
Great company best filters fast effluence delivery
Ruth 877 days ago
5
Product arrived timely. Product as described. This is a repeat order. Very sadisfied.
Michael C. 903 days ago
5
Ease of ordering Ease of delivery Quality of the products
HERBERT H. 905 days ago
5
It is a great filter
Glen M. 966 days ago
4
Delivered quickly and good quality.
Carol M. 1098 days ago
5
Great, fast service and delivery! Just what we ordered.
Doug S. 1150 days ago
5
Easy to get and it works as expected
Billy M. 1705 days ago
5
Great product and great staff. Will continue to buy from you.
Dirk Z. 1725 days ago
5
Only place where I can find 2" thick filters. They fit perfectly and do an excellent job of keeping down the dust in the house. Thank you !!
Ron f. 1755 days ago
5
I like the ordering process. I don’t need to remember when and what to order.thanks
Den 1942 days ago
5
been using product type for years
Ted K. 1956 days ago
5
Great service and quick delivery!
Scott H. 2413 days ago
5
Very pleased with this filter, I would highly recommend the filter and and this company especially.
Kenneth P. 2534 days ago
4
Looks good so far, will have to wait for result.
Will C. 2580 days ago
5
I am very pleased with the price and the quality for the price.
Sandra M. 2734 days ago
5
Works very well and is economic.
Keith K. 2757 days ago
5
Filters were well constructed and arrived quickly.
KMcC 2766 days ago
5
Always great quality quick shipping and I’ve never had any issues whatsoever with the product line
Keith E. 2812 days ago
5
I ordered these and discovered that I needed the 1" filters. I expected problems with the exchange but found no problem. I am happy with the 1" filters and when I opened the 2" filters they were of great quality. Thanks you discountfilters.com
RALPH S. 2876 days ago
5
As advertised....terrific.
Ricky M. 2952 days ago
5
Great product for the price in my opinion
Maxine L. 2998 days ago
4
Good product at a very reasonable price. Great service.
Anthony S. 3162 days ago
5
Good quality easy and fast order
Manuel C. 3172 days ago
4
Price is right quality is very good and the ordering is super easy. I will keep ordering from this company for as long as needed.
Diadra H. 3341 days ago
5
Convenient and good price and don't have to worry about running out!
kd 3387 days ago
5
My filters arrived on time and I enjoy ordering from your company
TDC A. 3609 days ago
5
Filters are high quality and reasonably priced.
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