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Actual Size: 19 1/2" x 29 1/2" x 3/4"
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Factory-Direct Low Prices, Made in the USA
Hassle-Free Returns & Free Exchanges
RESIDENTIAL AND/OR COMMERCIAL USE
Change Every 3 Months
Actual Size: 19 1/2" x 29 1/2" x 3/4"
Free Delivery Factory-Direct Low Prices, Made in the USAHassle-Free Returns & Free ExchangesRESIDENTIAL AND/OR COMMERCIAL USE
Change Every 3 Months
Actual Size: 19 1/2" x 29 1/2" x 3/4"
Free Delivery Factory-Direct Low Prices, Made in the USAHassle-Free Returns & Free ExchangesRESIDENTIAL 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: 19 1/2" x 29 1/2" x 3/4" in → 20x30x1 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 & DebrisDust Mites & ParticlesPollenMoldLintDander
Smoke & Smog
Comparable to:FPR: 10
MPR: 1900-2800
Dust & DebrisDust Mites & ParticlesPollenMoldLintDanderSmoke & Smog
Bacteria
Comparable to:FPR: 10
MPR: 1900-2800
Dust & DebrisDust Mites & ParticlesPollenMoldLintDanderSmoke & Smog
Odors
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 | 20 x 30 x 1 inches |
| Actual Size | 19 1/2" x 29 1/2" x 3/4" inches |
| Filter Type | Pleated |
| Media | Electrostatically Charged |
| Frame | Beverage Board |
| MERV Ratings Available | 8, 11, 13, Carbon |
| Lifespan | Up to 90 Days |
| Origin | Made in USA |
At Filterbuy.com, we understand that not all air filters are created equal—especially when it comes to eliminating stubborn household odors. That’s why we engineered our 20x30x1 Odor Eliminator HVAC and furnace air filters using a proprietary activated carbon blend, designed based on feedback from thousands of homeowners frustrated by generic filters that just don’t cut it. From years of working directly with customers, we’ve learned that odor control requires more than filtration—it demands targeted absorption and airflow optimization. Our filters are built in the USA with high-efficiency materials that actively neutralize pet smells, smoke, and kitchen fumes, offering a fresher, healthier indoor experience you can actually feel.
Eliminates Odors: Activated carbon targets pet, cooking, and smoke odors.
Cleaner Indoor Air: EPA reports indoor air can be up to 100x more polluted than outdoors.
Real-World Tested: Designed using direct customer feedback for proven results.
Health Benefits: Great for allergy and asthma relief.
Easy to Buy & Install: Simple ordering, fast shipping, quick installation.
Filterbuy HVAC & furnace air filters The 20x30x1 Odor Eliminator air filters are specially designed by the professionals to eliminate unpleasant household smells and enhance the air quality in general. Industrially produced in the USA with MERV level filtration combined with a high-rated activated carbon layer, these filters trap dust and pollen and pet dander; pet smoke, cooking, and other odors.
Our 20x30x1 filters are just the right size to fit most common HVAC systems and are simple to install and manufacture to last 10-15 years. Are you dealing with allergies, pet odors, or simply desire your indoors to be fresher? Filterbuy provides a fresher and more breathable indoor air quality with decades of air quality experience and directly customer sourced input.
Upgrade your filter. Eliminate the odor. Experience the Filterbuy difference.
“After working with thousands of homeowners across the country, we found that standard filters often miss the mark when it comes to odor control. That’s why we developed our 20x30x1 Odor Eliminator filters—using a custom blend of high-efficiency materials and activated carbon to neutralize smells at the source. It's not just about cleaner air—it’s about creating a noticeably fresher, healthier living space you can truly feel.”
Our experience working with thousands of homeowners aligns with proven research. Here’s why using odor-eliminating HVAC filters makes a real difference:
Indoor Air Is Often Worse Than Outdoors
EPA data shows indoor air can be 2–5x more polluted than outdoor air.
In some cases, pollution levels can reach 100x worse indoors.
Source: EPA.gov
Poor Air Quality Affects Your Health
Customers with asthma and allergies often report fewer symptoms after switching to higher-quality filters.
EPA confirms filtration helps reduce respiratory irritation and airborne triggers.
Source: EPA.gov
Activated Carbon Removes Odors Effectively
We use activated carbon because it works—we’ve seen it eliminate smoke, pet, and kitchen odors fast.
EPA supports this: gas-phase filters like ours help adsorb odors and harmful gases.
Source: EPA Guide to Air Cleaners
Bottom Line: Cleaner air isn’t just about comfort—it’s about your health. That’s why Filterbuy builds filters that perform beyond basic protection.
Choosing the right air filter goes beyond dust control—it’s about creating a fresher, healthier space you actually enjoy living in.
Many homeowners don’t realize their filters don’t neutralize odors—they just trap particles.
Lingering smells from cooking, pets, or smoke often go unchecked without carbon filtration.
Customers notice immediate air quality improvements after switching to our odor eliminator filters.
Advanced Carbon Layer Targets and absorbs odors at the molecular level.
High-Efficiency Materials Capture dust, allergens, and airborne particles for cleaner breathing.
Built on Real Experience Designed based on feedback from thousands of homeowners across the U.S.
Clean air isn’t a luxury—it’s part of everyday wellness.
A high-quality HVAC filter should protect your health and your comfort.
At Filterbuy, we believe in making that standard affordable, accessible, and reliable.
Breathe easier—because your home should smell as clean as it feels.
Take these quick steps to improve your home's air quality now:
Check Your Filter Size
Confirm your HVAC uses a 20x30x1 filter.
Look at your current filter or your system manual.
Select the Odor Eliminator Option
Choose the Odor Eliminator with activated carbon.
Best for homes with pets, cooking, or smoke.
Order on Filterbuy.com
Fast shipping. Easy checkout.
All filters are made in the USA.
Install Your New Filter
Takes just a few minutes.
Follow the airflow direction on the frame.
Set a Replacement Reminder
Change your filter every 1–3 months.
Subscribe for automatic deliveries.
✔️ Click or tap here to order now—and enjoy cleaner, fresher air with Filterbuy.
Odor Eliminator filters include an activated carbon layer designed to absorb and neutralize odors—such as pet smells, smoke, and cooking fumes—unlike standard filters that only trap particles like dust and pollen.
Yes—if your current filter size is 20x30x1, this filter will be a direct replacement. Always check the size printed on your old filter or consult your HVAC unit’s manual to confirm.
For best results, replace every 1 to 3 months, depending on your home’s air quality, usage, and whether you have pets or allergy concerns.
Yes. In addition to removing odors, these filters capture fine particles like pollen, pet dander, and dust—helping reduce common allergy and asthma triggers.
Absolutely. All Filterbuy filters are proudly manufactured in the USA using high-quality materials to ensure reliability and performance.
