11 x 19 x 1 pleated filters in the the exact size of 11 x 19 x 1. Upgrade your HVAC system with Exact Filters! Say goodbye to the frustration of fi...
View full details10 x 15 3/4 x 1 pleated filters in the the exact size of 10 x 15 3/4 x 1. Upgrade your HVAC system with Exact Filters! Say goodbye to the frustrati...
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View full detailsThe NaturalAire Microparticle air filter removes potentially harmful airborne particles to keep the air in your home or office clean and healthier....
View full details24x48 Pure Flo FPM fan-powered terminal filter modules are lightweight unitized low-profile units consisting of a fan/motor assembly and a mini-ple...
View full detailsSpun Glass Service Roll Media. Permaire™ is a unique type of air filtration media that has evolved from a natural organic fiber media to a new comp...
View full detailsThis Scrim-Back Glass Media filter is a direct replacement made by Flanders Precisionaire. All Flanders Precisionaire auto roll replacements come w...
View full detailsPREpleat AC Carbon Pleated Filters The World Leader in Clean Air Solutions PREpleat AC carbon pleated filters are designed to provide a fast and ef...
View full detailsWe're pleased to announce the updated AAF Flanders PREpleat LPD (Low Pressure Drop) HC (High Capacity) filter, now featuring a MERV 10 rating, an u...
View full detailsWe're pleased to announce the updated AAF Flanders PREpleat LPD (Low Pressure Drop) HC (High Capacity) filter, now featuring a MERV 10 rating, an u...
View full detailsWe're pleased to announce the updated AAF Flanders PREpleat LPD (Low Pressure Drop) HC (High Capacity) filter, now featuring a MERV 10 rating, an u...
View full detailsWe're pleased to announce the updated AAF Flanders PREpleat LPD (Low Pressure Drop) HC (High Capacity) filter, now featuring a MERV 10 rating, an u...
View full detailsWe're pleased to announce the updated AAF Flanders PREpleat LPD (Low Pressure Drop) HC (High Capacity) filter, now featuring a MERV 10 rating, an u...
View full detailsThis disposable heating and air conditioning filter has a one-piece chipboard frame. This feature eliminates the problems associated with a fourpie...
View full detailsAAF Flanders understands the critical environments in which HEPA/ULPA filters are used. To provide the highest quality product, they factory test e...
View full details19 1/2 x 29 1/4 x 1 basic filters in the the exact size of 19 1/2 x 29 1/4 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...
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View full detailsWe offer a complete selection of high-performance HVAC filters. Whether you're replacing filters in your home, office, or commercial HVAC system, you'll find trusted options in MERV 1–13, including pleated, fiberglass, washable, and specialty filters.
All filters are made in the USA and sourced from leading manufacturers like AAF Flanders and Koch Filter. Choose from standard and custom sizes to ensure a proper fit for your system—and enjoy clean air backed by over 50 years of HVAC experience.
are designed to capture airborne particles and improve system performance in a wide range of HVAC and air filtration applications.
The best way to determine if are right for your system is to check your current filter specs, system requirements, or reach out to our team—we’re happy to help you choose the correct option.
can be used in a variety of applications depending on system compatibility. Some are ideal for homes, while others are built for commercial, industrial, or specialized environments.
Replacement schedules for filters vary based on environment, usage, and filter type. Always follow manufacturer guidelines or consult your facility manager or HVAC technician for best results.
filters are available in a range of filtration levels—from basic to high-efficiency—based on your air quality goals and system requirements.
Most of our replacements are proudly made in the USA by trusted manufacturers known for quality and performance.
With nearly 20 years online and over 50 years of HVAC experience, we offer only high-quality replacement filter from leading brands—backed by real expertise and personalized support.
MERV (Minimum Efficiency Reporting Value) measures how well an air filter captures particles. A higher number means better filtration—but it must still be compatible with your HVAC system. Here's a breakdown to help you choose the right filter for your home or business.
Basic protection. Captures larger particles like dust, lint, and pollen. Minimal airflow resistance. Best for older systems or basic residential use.
✔ Highest airflow
✘ Does not trap fine particles
Great balance of airflow and filtration. Captures mold spores, dust mites, pet dander, and pollen. Most common choice for residential HVAC systems.
✔ Good airflow
✔ Effective for everyday air quality needs
Enhanced dust-holding capacity and improved particle removal compared to MERV 8. Traps finer particles like mold spores, hair spray, and fabric fibers.
✔ More efficient than MERV 8
✔ Still maintains strong airflow
Captures smaller particles like auto emissions, smoke, and some airborne bacteria. Ideal for homes with pets or allergy concerns. Moderate impact on airflow.
✔ Great for allergies
✘ May reduce airflow in older systems
Highest residential-grade filtration. Captures airborne bacteria, tobacco smoke, and fine particles. Recommended for asthma, smoke exposure, or medical-grade needs.
✔ Best indoor air quality
✘ Not suitable for all systems without airflow evaluation
To find the correct replacement, measure the length, width, and depth of your existing filter. Most filters are labeled with a nominal size (like 16x24x1), which is a rounded number—actual measurements are often slightly smaller. Accurate sizing ensures a proper fit and helps maintain airflow efficiency.
Turn off your system and remove the existing filter. Look for printed dimensions on the frame—this is usually the nominal size.
Use a tape measure to get exact dimensions (length × width × depth). Round down to the nearest 1/8" if needed—example: 15-5/8" × 23-5/8" × 3/4".
If your measurements don’t match a standard size, we offer custom filters made to your exact dimensions.
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