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Actual Size: 9.5x27.5x1"
RESIDENTIAL AND/OR COMMERCIAL USE
Change Every 3 Months





Actual Size: 9.5x27.5x1"
RESIDENTIAL AND/OR COMMERCIAL USE
Change Every 3 Months





Actual Size: 9.5x27.5x1"
RESIDENTIAL AND/OR COMMERCIAL USE
Change Every 3 Months
At Filterbuy, we don't cut corners—we craft high-quality air filters right here in the USA and ship them to your doorstep for free. No delays, no gimmicks—just clean air, made easy. With thousands of five-star reviews and filters built for real life & every HVAC system, it's no wonder why over 4 million families trust Filterbuy.

Proudly Made In The USA

Fast, Free Shipping on Every Order

Premium Materials That Go The Distance

85,000+ 5-Star Reviews From Happy Customers

Save Up to 70% Per Filter with Packs




Measure length × width × depth with a tape measure to find the actual size.

Round up each dimension to the nearest whole number to get the nominal size. Example: 9.5x27.5x1" in → 10x28x1 nominal.

Search by nominal size on our site for the best fit.

If the filter you buy doesn't fit, we'll send you a better size.
MERV stands for Minimum Efficiency Reporting Value—but don't let the technical name fool you. It's just a way to rate how well an air filter traps stuff like dust, pollen, pet dander, and smoke. The higher the MERV number, the more particles it catches—and the cleaner your air will be.

Comparable to:FPR: 4-7
MPR: 600-1000
Dust & Debris
Dust Mites & Particles
Pollen
Mold
Lint
Dander
Comparable to:FPR: 6-9
MPR: 1200-1550
Dust & Debris
Dust Mites & Particles
Pollen
Mold
Lint
Dander
Smoke & Smog
Comparable to:FPR: 10
MPR: 1900-2800
Dust & Debris
Dust Mites & Particles
Pollen
Mold
Lint
Dander
Smoke & Smog
Bacteria























We build every Filterbuy filter to deliver reliable 90-day performance—thanks to smart design and premium materials that do the heavy lifting. Here's what makes the difference:
More pleats = more surface area to capture dust and debris, keeping your air cleaner longer.
Pleats are magnetized to attract and trap microscopic particles—like pet dander, pollen, and smoke.
Engineered to resist warping in extreme temperatures and high humidity.

A layer of metal reinforcement keeps pleats evenly spaced and structurally sound—no sagging, even at high airflow.
Assembled with care. Built to perform. Ships fast, free, and reliably from our U.S. facilities.

Turn Off Your HVAC SystemSafety first.

Remove The Old FilterLook for the airflow arrow and make note of the direction.

Slide In Your New FilterArrow should point toward the system (same direction as before).

Turn Your System Back OnAnd enjoy the fresh, clean air.
Not all air filters are created equal. Pleated filters don't just last longer—they actually clean your air better. Here's how they stack up:

Efficiency:
High (MERV 8–13) – Traps more particles
Lifespan:
90 days – Long-lasting performance
Air Quality:
Excellent – Cleaner, healthier air
Materials:
Recyclable and durable

Efficiency:
Low (MERV 4 or less) – Misses small stuff
Lifespan:
30 days or less – Replace often
Air Quality:
Minimal – Basic protection only
Materials:
Thin, flimsy, and not recyclable
Pleated filters are a no-brainer—more protection, less hassle, and better air for your home.
Changing your filter on time keeps your HVAC system running efficiently—and helps protect your lungs from dust, allergens, and airborne irritants. Here's how often to swap it out based on your needs:

For most homes without pets or special air quality concerns. Great for general upkeep and energy efficiency.

Shedding fur, dander, and allergy triggers can build up fast. Changing your filter every two months helps keep the air fresher and symptoms at bay.

For households affected by smoke, pollution, or respiratory conditions, monthly changes ensure maximum protection.
| Nominal Size | 10 x 28 x 1 inches |
| Actual Size | 9.5 x 27.5 x 1" inches |
| Filter Type | Pleated |
| Media | Electrostatically Charged |
| Frame | Beverage Board |
| MERV Ratings Available | 8, 11, 13 |
| Lifespan | Up to 90 Days |
| Origin | Made in USA |
At Filterbuy, we don’t just sell air filters—we manufacture them with precision and purpose, right here in the USA. Our 10x28x1 MERV 8 HVAC and furnace air filters are the result of years of hands-on experience in air quality innovation, crafted to strike the ideal balance between filtration efficiency and airflow. Unlike mass-produced alternatives, our filters are engineered to last longer and perform better in real-world home environments—capturing common household pollutants like dust, pollen, and pet hair without straining your system. If you've ever replaced a filter only to see no real improvement, you'll notice the Filterbuy difference from the first install.
Captures 90% of dust, pollen, and pet dander (MERV 8).
Maintains airflow and protects your HVAC system.
Made in the USA with durable, high-quality materials.
Improves air quality and reduces allergy symptoms.
Easy to replace every 90 days; multi-packs available.
The 10x28x1 MERV 8 HVAC and furnace air filters from Filterbuy are expertly designed to improve indoor air quality while extending the life of your HVAC system. Built with electrostatically charged pleated media, these filters effectively capture 90% of airborne particles—like dust, lint, pollen, and pet dander—without restricting airflow.
Ideal for residential use, MERV 8 is the perfect balance of filtration performance and energy efficiency. Each filter is made in the USA using high-grade materials, ensuring durability and consistent performance throughout its recommended 90-day lifespan. Whether you're replacing filters as part of routine maintenance or upgrading from a lower-efficiency option, Filterbuy’s 10x28x1 filters offer a dependable solution backed by real-world testing and customer satisfaction.

“Over the years, we’ve tested countless filtration materials in real home environments to perfect our 10x28x1 MERV 8 filters. What we’ve found is that homeowners need more than just dust control—they need a filter that maintains airflow, protects HVAC systems, and lasts. That’s exactly what we’ve built. At Filterbuy, we stand behind every filter we manufacture because we’ve seen the difference it makes in both air quality and energy efficiency.”
We’ve built our MERV 8 10x28x1 filters based on real-world performance and proven data. Here’s why they matter:
Daily activities release particles that build up indoors.
EPA confirms indoor air often has higher pollution levels.
Our filters are made to trap these common household pollutants. EPA Source
A clogged or low-grade filter forces your system to work harder.
Filterbuy filters are engineered for airflow + efficiency.
Helps reduce strain and lower utility bills. Energy.gov Source
Cleaner air means fewer allergy and asthma flare-ups.
Our customers notice the difference—especially with pets or kids.
Backed by the American Lung Association. Lung.org Source
Bottom line: Our filters don’t just meet the standard—they’re built on years of hands-on testing and customer feedback. You’ll feel the difference in every breath.
Choosing the right air filter isn’t just about maintenance—it’s about protecting your health, your comfort, and your HVAC system. Here’s our takeaway after years of firsthand experience:
Not all filters are equal.We’ve tested dozens—ours are built to deliver the best balance of airflow, durability, and filtration.
Customers feel the difference.After switching to our 10x28x1 MERV 8 filters, homeowners report:
Cleaner indoor air
Fewer allergy symptoms
Improved energy efficiency
Why we stand by MERV 8:It captures key pollutants without overworking your system—ideal for everyday home use.
A high-quality, American-made filter like ours isn’t just a product—it’s a smart investment in your home’s well-being. You’ll feel the difference in every breath.
Follow these simple steps to upgrade your air quality today:
Check Your Filter Size
Make sure your HVAC system uses 10x28x1 filters.
Not sure? Look at your current filter or HVAC manual.
Choose Quantity
Replace every 90 days.
Buy a multi-pack for convenience and savings.
Order Online
Add to cart at the top of this page.
Enjoy fast, free U.S. shipping.
Install Easily
Follow the airflow arrows on the filter.
Set a 3-month reminder for your next change.
Breathe Better
Cleaner air, lower energy bills, and a healthier home.
MERV 8 (Minimum Efficiency Reporting Value) filters trap around 90% of airborne particles like dust, pollen, lint, and pet dander—ideal for everyday home use without restricting airflow.
For optimal performance, replace your MERV 8 filter every 90 days. Homes with pets, allergies, or high usage may benefit from more frequent changes (every 60 days).
Yes, MERV 8 filters help reduce allergy triggers by capturing common irritants such as dust mites, pollen, and pet hair, improving overall indoor air quality.
Absolutely. MERV 8 filters prevent debris from building up in your system, which reduces strain, improves efficiency, and extends your HVAC’s lifespan.
While less common than standard sizes, 10x28x1 filters are used in select systems. Always check your existing filter or system manual to confirm exact dimensions before ordering.