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Actual Size: 15x28x1
RESIDENTIAL AND/OR COMMERCIAL USE
Change Every 3 Months





Actual Size: 15x28x1
RESIDENTIAL AND/OR COMMERCIAL USE
Change Every 3 Months





Actual Size: 15x28x1
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: 15x28x1 in → 15x28x1 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 | 15 x 28 x 1 inches |
| Actual Size | 15 x 28 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 |
Want to give your family the cleanest, healthiest air possible? Filterbuy’s 15x28x1 MERV 13 HVAC & Furnace Air Filters bring hospital-grade filtration right into your living space. Crafted in the USA with over a decade of manufacturing expertise, these advanced filters capture the tiniest airborne particles from pollen, pet dander, and mold spores to smoke, bacteria, and fine dust so your loved ones can breathe easier while your HVAC system runs smoothly.
Powerful Protection You Can Trust Our MERV 13 filters capture up to 95% of airborne particles — from dust, pollen, and pet dander to wildfire smoke and even bacteria — helping your family breathe cleaner, healthier air.
Made in the USA for Lasting Quality Each 15×28×1 MERV 13 filter is proudly manufactured in our U.S. facilities, rigorously tested, and shipped straight to your door for consistent performance and exceptional value.
Backed by Leading Health Guidance Recommended by the EPA and CDC, MERV 13 filters strike the perfect balance between effective filtration and HVAC efficiency, supporting a healthier indoor environment.
Real Homes, Real Results Families nationwide report fresher air, fewer allergy symptoms, and cleaner surfaces — proof that a well-built filter makes a visible difference.
A Smart, Long-Term Choice Protect your home, comfort, and health with a MERV 13 filter designed by air-quality experts and trusted by millions of “Prudent Protectors” like you.
At FilterBuy, we’re passionate about making the invisible threats in your air visible — and solvable. One of the most important tools for doing that is the MERV rating, short for Minimum Efficiency Reporting Value. It measures how effectively a filter captures particles moving through your HVAC system.
Think of MERV ratings as a scale of stopping power:
A low-MERV filter is like a wide-weave net, letting fine debris pass through.
A higher-MERV filter is more like a precision screen, trapping dust, pollen, smoke, pet dander, and even microscopic bacteria.
Choosing the right MERV level isn’t about numbers for numbers’ sake — it’s about protecting the people and spaces that matter most. A well-matched filter keeps your air cleaner and helps your HVAC system perform at its best.
A MERV 13 filter is the sweet spot for homes that want top-tier protection without overworking the system. Here’s what makes it stand out:
Captures Up to 95% of Airborne Particles – including fine dust, wildfire smoke, pet dander, mold spores, and certain bacteria.
Helps Allergy Sufferers Breathe Easier – fewer triggers means fewer sniffles and sneezes.
Supports HVAC Health – better airflow and less buildup keep equipment running efficiently, reducing energy use and extending its life.
Clean air doesn’t happen by accident — it’s the result of experience, testing, and relentless attention to detail. Every filter we sell is:
Manufactured in the USA with precision materials.
Independently tested against strict quality standards.
Shipped directly from our facilities to your door for maximum freshness and value.
When you choose FilterBuy, you’re investing in craftsmanship backed by over a decade of helping millions of households protect their air and HVAC systems.
The best filter is one that fits perfectly. Before ordering, grab a tape measure and confirm your current filter’s length, width, and thickness. A snug, correct fit:
Keeps air flowing smoothly through your system.
Maximizes filtration power.
Prevents premature wear or costly replacements.
Think of it like choosing well-fitting shoes — comfort and performance depend on getting the size right.
Stay ahead of dust and debris with these expert-approved habits:
Check Monthly: Inspect your filter every 30 days, especially during heavy-use seasons.
Keep the Area Clean: Vacuum or wipe around the filter slot to prevent buildup.
Match Your MERV Rating: Higher ratings capture more but may need more frequent changes.
Set a Reminder: Use your phone or smart home app so filter changes never slip your mind.
Consistent upkeep keeps your HVAC system efficient and your indoor air crisp — so you can breathe easy year-round.

“After more than a decade of hands-on engineering and real-world testing, we’ve seen just how powerfully a well-crafted MERV 13 filter can transform the air inside a home. It doesn’t just trap harmful particles — it creates cleaner rooms, helps calm allergies, and gives families the confidence that every breath is fresher and safer.”
Upgrading to a FilterBuy 15×28×1 MERV 13 filter delivers results you can see — and breathe. Here’s what research, along with our own field testing, confirms:
According to the EPA, MERV 13–16 filters can remove as much as 95% of indoor particles when your system fan is running.
Customers often report noticeably fresher air within days, even during wildfire season or in homes near busy roads.
EPA Indoor Air Filtration (PDF)
The CDC/NIOSH recommend MERV 13 or higher when bringing in large amounts of outdoor air isn’t practical.
Based on years of testing, our team calls MERV 13 the “sweet spot” — advanced protection that won’t strain your HVAC system.
The EPA finds that MERV 13 filters can trap roughly 50% of particles as small as 0.3–1 micron — including wildfire smoke, fine dust, and certain bacteria.
In our own customer trials, allergy and asthma symptoms often drop quickly when proper filtration is in place.
Breathing cleaner, healthier air at home begins with one simple decision: choosing the right filter. After years of engineering and testing, here’s what we know for sure:
Upgrading to a MERV 13 filter is one of the easiest, most impactful steps you can take for indoor air quality. Our 15×28×1 filters consistently outperform basic models, capturing pollutants that lesser filters leave behind.
Families across the country notice the difference almost immediately:
Fresher rooms and noticeably cleaner surfaces
Fewer allergy and asthma flare-ups
Faster relief from smoke and fine dust in wildfire-prone areas
It’s not just theory — it’s everyday comfort, backed by experience and trusted by millions.
Research confirms that MERV 13 traps more harmful particles, but the real value lies in how it protects your loved ones. For homes with asthma, allergies, or pets, this filter is a smart, long-term choice — giving you peace of mind with every breath.
Measure Your SystemConfirm your filter slot is 15×28×1 so you get the perfect fit for peak airflow and protection.
Pick Your PackChoose a single filter or stock up with a bulk pack — making it effortless to stay ahead of replacements.
Order with ConfidenceVisit FilterBuy.com to get genuine MERV 13 filters, crafted in the USA and shipped fast, straight to your door.
Install & EnjoySlide in your new filter, set the fan to circulate, and start experiencing fresher, cleaner air right away.
Stay on ScheduleReplace every 90 days — or sooner if you have pets, allergies, or high-traffic conditions — to keep your air and HVAC system at their best.
Both improve indoor air quality, but they serve different needs:
MERV 11 filters are a solid upgrade from basic options. They handle dust, pollen, mold spores, and most pet dander with ease.
MERV 13 offers advanced protection, capturing smoke, fine dust, and even certain bacteria.
Absolutely. MERV 13 is ideal for homes with pets, allergies, or exposure to smoke and other fine particles. Just double-check that your system’s blower motor and ductwork are rated for higher filtration.
For most modern HVAC units, MERV 11 is perfectly fine. Concerns only arise with very old or undersized systems, or if a filter is too thick for the slot.
MERV 8: Budget-friendly and low resistance, great for homes without allergies.
MERV 13: Best for high-level filtration, catching smoke, fine dust, and some bacteria.
No — MERV 8 has one of the lowest pressure drops, making it rarely an issue for airflow.
Most homes thrive in the MERV 8–13 range:
MERV 8 → Good balance for everyday dust and pollen.
MERV 11 → Better for pets and light allergies.
MERV 13 → Excellent for serious allergies, wildfire smoke, or anyone seeking near “hospital-grade” air.
Look for brands known for quality and consistency:
FilterBuy (made in the USA with rigorous testing)
3M Filtrete
Honeywell
Aprilaire
Lennox Healthy Climate
Always match the correct size, MERV rating, and thickness for your system.
Check your filter monthly and replace as needed:
Heavy use / pets / smoke: every 30 days
Typical conditions: every 60–90 days
If the filter looks dirty, don’t wait — swap it out for best performance.
Carrier generally suggests MERV 8–13 for residential use, with MERV 8–11 most common unless your unit is designed for higher filtration. Their Infinity™ and EZ Flex™ lines offer options in the MERV 11–13 range.
Choose a filter that:
Fits your system’s exact length, width, and thickness.
Balances airflow and filtration (usually MERV 8–13).
Uses pleated media for greater surface area and efficiency.
Hospitals often rely on MERV 14+, and critical areas like operating rooms use HEPA filters for maximum particle removal.
HEPA filters trap 99.97% of particles down to 0.3 microns, but they’re usually too restrictive for standard HVAC systems unless retrofitted. MERV filters (8–13) are the practical choice for most central systems, while HEPA works best in standalone purifiers or specialty units.