If someone in your home has asthma or allergies change your filter every
6 Weeks
to ensure indoor air quality is at its best.
12x12x1 AIRx ALLERGY Air Filter, 6-Pack
Made in USA
Compatibility guarantee — Wrong fit or not happy - we'll make it right, up to a whole year
Change every 3 months
Swap on schedule for best performance
Made with pride in Greenwood, Indiana
Your purchase supports American jobs
MERV
Find your ideal filtration level
Compatibility guarantee
Wrong fit or not happy - we'll make it right, up to a whole year
Filter Description
If you want to promote superior air quality in your home, this is the air filter for you! The specialized media in the filter attracts and captures small particles that can cause allergies. We carry your size of air conditioner filter or furnace filter. We offer convenient online ordering and quick shipping right to your door!
Pleated media provides extended surface area for filtration, and low resistance to airflow
MERV 11 rating means the filter attracts household allergens like dust, pollen, mold spores, dander, smoke and smog
Replace every 90 days under normal use
Made with pride in the USA
100% free returns on all filters
Pleated media provides extended surface area for filtration, and low resistance to airflow
MERV 11 rating means the filter attracts household allergens like dust, pollen, mold spores, dander, smoke and smog
Replace every 90 days under normal use
Made with pride in the USA
100% free returns on all filters
$64.95
Code DF20 · Save 20%
$10.83 per filter
Code DF20 · Save 20%
SAVE 55%
6-pack
In Stock,
Ships onMonday, Oct. 5th
Only $70.00 more for free shipping!
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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 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?
Nominal Size
12 ×
12 ×
1"
Actual Size
11 ¾ ×
11 ¾ ×
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) | 148 | 221 | 295 | 369 | 295 * | * Max Rated Airflow |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 11 | 29 | 68 | 86 | Initial Resistance (IWC) | 0.09 | 0.13 | 0.19 | 0.25 | 0.19 * |
| MERV | |
|---|---|
| 11 | |
| (µm) PSE (%) | |
| 0.3-1.0 | 29 |
| 1.0-3.0 | 68 |
| 3.0-10 | 86 |
| Airflow Rate (CFM) | Initial Resistance (IWC) |
| 148 | 0.09 |
| 221 | 0.13 |
| 295 | 0.19 |
| 369 | 0.25 |
| 295 * | 0.19 * | * Max Rated Airflow |
Replaces These Filters
National Filter Sales
PF-02-121201-6
About This Product
Is this the right air filter for you?
If you want to promote superior air quality in your home, this is the air filter for you! The specialized media in the filter attracts and captures small particles that can cause allergies. We carry your size of air conditioner filter or furnace filter. We offer convenient online ordering and quick shipping right to your door!
-
Pleated media provides extended surface area for filtration, and low resistance to airflow
-
MERV 11 rating means the filter attracts household allergens like dust, pollen, mold spores, dander, smoke and smog
-
Replace every 90 days under normal use
-
Made with pride in the USA
-
100% free returns on all filters
Customer Reviews
4.7
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