About Air Filter Efficiency Ratings
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Pleated Panel Air Filters

The pleats create a large surface area for filtering without reducing airflow. These filters are typically used as replacement filters in HVAC equipment. The cardboard frame is treated to resist humidity, and the galvanized steel grill prevents sagging.
These filters meet UL 900 flame retardance requirements. Actual size is up to 5/8” less than trade size.
Don’t see the size you need? Additional sizes are available.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | |||||||||
---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Pkg. | |
Pkg. of 2 | |||||||||
12 × 24 | 8 | 44% | 73% | 3 | Polyester Plastic/Polyethylene Plastic Blend | Cardboard | 180° | 00000000 | 000000 |
Pkg. of 12 | |||||||||
12 × 24 | 8 | 44% | 73% | 3 | Polyester Plastic/Polyethylene Plastic Blend | Cardboard | 180° | 00000000 | 00000 |
Filter Efficiency @ | |||||||||
---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Pkg. | |
Pkg. of 2 | |||||||||
12 × 24 | 8 | 44% | 73% | 3 | Polyester Plastic/Polyethylene Plastic Blend | Cardboard | 180° | 00000000 | 000000 |
Pkg. of 12 | |||||||||
12 × 24 | 8 | 44% | 73% | 3 | Polyester Plastic/Polyethylene Plastic Blend | Cardboard | 180° | 00000000 | 00000 |
Filter Efficiency @ | |||||||||
---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Pkg. | |
Pkg. of 2 | |||||||||
12 × 24 | 8 | 44% | 73% | 3 | Polyester Plastic/Polyethylene Plastic Blend | Cardboard | 180° | 00000000 | 000000 |
Pkg. of 6 | |||||||||
12 × 24 | 8 | 44% | 73% | 3 | Polyester Plastic/Polyethylene Plastic Blend | Cardboard | 180° | 00000000 | 00000 |
Mildew-Resistant Pleated Panel Air Filters

A compound inhibits mildew and mold growth. All of these filters have pleats that create a large surface area for filtering without reducing airflow. They meet UL 900 flame retardance requirements. Actual size is up to 5/8” less than trade size.
Product registration requirements restrict sales to the listed areas.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | |||||||||
---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Frame Material | Max. Temperature, °F | Cannot Be Sold To | Pkg. | |
Pkg. of 1 | |||||||||
Synthetic Fiber | |||||||||
12 × 24 | 8 | 20% | 70% | 3 | Cardboard | 150° | Canada | 00000000 | 000000 |
Pkg. of 12 | |||||||||
Synthetic Fiber | |||||||||
12 × 24 | 8 | 20% | 70% | 3 | Cardboard | 150° | Canada | 00000000 | 000000 |
Filter Efficiency @ | |||||||||
---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Frame Material | Max. Temperature, °F | Cannot Be Sold To | Pkg. | |
Pkg. of 1 | |||||||||
Synthetic Fiber | |||||||||
12 × 24 | 8 | 20% | 70% | 3 | Cardboard | 150° | Canada | 00000000 | 000000 |
Pkg. of 12 | |||||||||
Synthetic Fiber | |||||||||
12 × 24 | 8 | 20% | 70% | 3 | Cardboard | 150° | Canada | 00000000 | 000000 |
Filter Efficiency @ | |||||||||
---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Frame Material | Max. Temperature, °F | Cannot Be Sold To | Pkg. | |
Pkg. of 1 | |||||||||
Synthetic Fiber | |||||||||
12 × 24 | 8 | 20% | 70% | 3 | Cardboard | 150° | Canada | 00000000 | 000000 |
Pkg. of 6 | |||||||||
Synthetic Fiber | |||||||||
12 × 24 | 8 | 20% | 70% | 3 | Cardboard | 150° | Canada | 00000000 | 000000 |
Panel Air Filters

These filters are typically used as replacements in HVAC equipment.
All meet UL Classified flame retardance requirements. Actual size is up to 5/8” more or less than trade size.
Prefilters can be used as a standalone filter or a prefilter that guards your main filter. They’re an economical choice for protecting expensive filters that catch fine particles.
For technical drawings and 3-D models, click on a part number.
Mildew-Resistant Snug-Fit Panel Air Filters

A compound inhibits mildew, mold, and fungi growth on these filters. The filter material extends beyond the frame for a tight fit, creating a seal to prevent air from bypassing the filter around its edges. A tacky surface on the filter retains particles.
These filters meet UL 900 flame retardance requirements. Actual size is 3/4" greater than trade size.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | ||||||||
---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Max. Temperature, °F | Each | |
1 1/2" Thick | ||||||||
12 × 24 | 8 | 20% | 70% | 3 | Polyester Plastic | 200° | 0000000 | 000000 |
Heavy Duty Reusable Metal Panel Filters

With a frame made of a thick gauge metal, these filters are durable. They can be washed and reused. Also known as metal mesh filters.
All meet UL 900 flame retardance requirements.
Don’t see the size you need? Additional sizes are available.
For technical drawings and 3-D models, click on a part number.
Reusable Metal Panel Filters

Also known as metal mesh filters. These filters can be washed and reused.
These filters meet UL 900 flame retardance requirements. Actual size is up to 1/2" less than trade size.
For technical drawings and 3-D models, click on a part number.
High-Temperature Reusable Metal Panel Filters


These filters are built to withstand higher temperatures than other metal panel air filters. They can be washed and reused.
Filters meet UL 900 flame retardance requirements. Actual size is up to 1/2" less than trade size.
For technical drawings and 3-D models, click on a part number.
HVAC Filter Trade Size | MERV Filter Rating | Removes Particle Size Down To, microns | Max. Temperature, °F | Features | For Removing | Each | |
2" Thick | |||||||
---|---|---|---|---|---|---|---|
Galvanized Steel | |||||||
12 × 24 | 4 | 10 | 425° | __ | Dust and Particles | 0000000 | 000000 |
Stainless Steel | |||||||
12 × 24 | 4 | 10 | 900° | Handles | Dust and Particles, Grease | 00000000 | 000000 |
Optional Handles for Galvanized Steel Units | 0000000 | Pair | 00000 |
Quick-Disconnect Reusable Metal Panel Filters

Magnetic strips on the back of the frame make these filters easy to install and remove. Because you don’t need to disassemble equipment to remove them, they are often used as prefilters on steel air intake louvers, metal cabinets, and metal grid systems. These filters can be washed and reused. They are made of polypropylene, so an electrostatic charge attracts dust and particles to them.
For technical drawings and 3-D models, click on a part number.
HVAC Filter Trade Size | Material | Frame Material | Frame Gauge | Max. Temperature, °F | Filter Style | Each | |
3/8" Thick | |||||||
---|---|---|---|---|---|---|---|
12 × 24 | Polypropylene Plastic | Stainless Steel | 26 | 180° | Panel | 0000000 | 000000 |
Reusable Electrostatic Panel Air Filters

An inherent electrostatic charge attracts dust and particles to these filters. They can be washed and reused.
These filters meet UL 900 flame retardance requirements. Actual size is up to 1/2" less than trade size.
For technical drawings and 3-D models, click on a part number.
HVAC Filter Trade Size | MERV Filter Rating | Filter Efficiency @ 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temperature, °F | Each | |
1" Thick | ||||||||
---|---|---|---|---|---|---|---|---|
12 × 24 | 6 | 35% | 3 | Polypropylene Plastic/Polyester Plastic Blend | Galvanized Steel | 180° | 0000000 | 000000 |
Ultra-Efficiency Panel Air Filters

Rated MERV 13, these filters capture particles down to 0.3 microns. Use in data centers, hospitals, and other locations that require extra-clean air. These filters have pleats that create a large surface area for filtering without reducing airflow. The cardboard frame is treated to resist humidity, and the galvanized steel grill prevents sagging.
Filters meet UL 900 flame retardance requirements. Actual size is up to 5/8" less than trade size.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Pkg. | |
Pkg. of 2 | ||||||||||
12 × 24 | 13 | 50% | 85% | 90% | 0.3 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 00000000 | 000000 |
Pkg. of 12 | ||||||||||
12 × 24 | 13 | 50% | 85% | 90% | 0.3 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 00000000 | 000000 |
Filter Efficiency @ | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Pkg. | |
Pkg. of 2 | ||||||||||
12 × 24 | 13 | 50% | 85% | 90% | 0.3 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 00000000 | 000000 |
Pkg. of 12 | ||||||||||
12 × 24 | 13 | 50% | 85% | 90% | 0.3 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 00000000 | 000000 |
Filter Efficiency @ | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Pkg. | |
Pkg. of 2 | ||||||||||
12 × 24 | 13 | 50% | 85% | 90% | 0.3 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 00000000 | 000000 |
Pkg. of 6 | ||||||||||
12 × 24 | 13 | 50% | 85% | 90% | 0.3 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 00000000 | 000000 |
High-Efficiency Panel Air Filters

Rated MERV 11, these filters capture particles down to 1 micron. Use in data centers and other locations that require extra-clean air. These filters have pleats that create a large surface area for filtering without reducing airflow. The cardboard frame is treated to resist humidity, and the galvanized steel grill prevents sagging.
These filters meet UL 900 flame retardance requirements. Actual size is up to 5/8" less than trade size.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temperature, °F | Pkg. | |
Pkg. of 2 | ||||||||||
12 × 24 | 11 | 20% | 65% | 85% | 1 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 0000000 | 000000 |
Pkg. of 12 | ||||||||||
12 × 24 | 11 | 20% | 65% | 85% | 1 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 000000 | 00000 |
Filter Efficiency @ | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Pkg. | |
Pkg. of 2 | ||||||||||
12 × 24 | 11 | 20% | 65% | 85% | 1 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 0000000 | 000000 |
Pkg. of 12 | ||||||||||
12 × 24 | 11 | 20% | 65% | 85% | 1 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 0000000 | 000000 |
Filter Efficiency @ | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Pkg. | |
Pkg. of 2 | ||||||||||
12 × 24 | 11 | 20% | 65% | 85% | 1 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 00000000 | 000000 |
Pkg. of 6 | ||||||||||
12 × 24 | 11 | 20% | 65% | 85% | 1 | Polyethylene Plastic/Polypropylene Plastic Blend | Cardboard | 150° | 00000000 | 000000 |
High-Efficiency Long-Life Panel Air Filters

With tight pleats, these filters have a larger surface area than filters with standard pleats for improved efficiency and an even longer life. These filters strike a good balance of filtering efficiently while allowing airflow, making them a more cost-effective option than higher rated filters. All are effective at capturing common allergens such as dander, mold spores, and pollen. Use them in data centers and other locations that require extra-clean air.
For technical drawings and 3-D models, click on a part number.
Odor-Removal Panel Air Filters

Carbon granules in these filters remove odors. They are pleated to maximize filtering surface area without reducing airflow. The cardboard frame is treated to resist humidity.
Actual size is up to 5/8" less than trade size.
For technical drawings and 3-D models, click on a part number.
HVAC Filter Trade Size | MERV Filter Rating | Filter Efficiency @ 3 Microns | Removes Particle Size Down To, microns | Carbon Concentration, g/sq. ft. | Material | Frame Material | Max. Temperature, °F | Each | |
1" Thick | |||||||||
---|---|---|---|---|---|---|---|---|---|
12 × 24 | 7 | 54% | 3 | 20 | Carbon-Filled Polyester Plastic | Cardboard | 140° | 00000000 | 000000 |
2" Thick | |||||||||
12 × 24 | 7 | 54% | 3 | 20 | Carbon-Filled Polyester Plastic | Cardboard | 140° | 00000000 | 00000 |
4" Thick | |||||||||
12 × 24 | 7 | 50% | 3 | 20 | Carbon-Filled Polyester Plastic | Cardboard | 140° | 00000000 | 00000 |
Strong-Odor-Removal Panel Air Filters

Eliminate heavy odors with these filters that have 30 times the odor removing ability of standard odor-removal air filters. The cardboard frame is treated to resist humidity, and the galvanized steel grill prevents sagging.
These filters meet UL 900 flame retardance requirements. Actual size is up to 5/8" less than trade size.
For technical drawings and 3-D models, click on a part number.
HVAC Filter Trade Size | MERV Filter Rating | Filter Efficiency @ 3 Microns | Removes Particle Size Down To, microns | Carbon Concentration, g/sq. ft. | Material | Frame Material | Max. Temperature, °F | Each | |
2" Thick | |||||||||
---|---|---|---|---|---|---|---|---|---|
12 × 24 | 7 | 50% | 3 | 300 | Carbon-Filled Polyester Plastic | Cardboard | 120° | 0000000 | 000000 |
Ultra-Efficiency Odor-Removal Panel Air Filters

Clear the air of fine particles and odors caused by high levels of pollution, such as wildfire smoke. Rated MERV 13, these filters capture smaller contaminants, such as germs and allergens, more efficiently than filters rated MERV 5 or 7. They contain carbon granules, which absorb odors. All meet UL 900 standards for flame retardance.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Carbon Concentration, g/sq. ft. | Material | Frame Material | Max. Temperature, °F | Each | |
2" Thickness | |||||||||||
12 × 24 | 13 | 45% | 85% | 95% | 0.3 | 18 | Carbon-Filled Polyester Plastic | Cardboard | 180° | 0000000 | 0000000 |
Frames for Panel Air Filters
Hold panel filters in place. The frames can be welded together to hold multiple filters. The trade size is the actual size of the frame.
Add clips to attach frames to 1" or 4" filters.
For technical drawings and 3-D models, click on a part number.
Air Filter Pads

Cut these pads to the size you need; frames are sold separately.
All meet UL Classified flame retardance requirements.
Pads with a tacky surface retain particles better than other pads. They are blue on one side and white on the other.
For technical drawings and 3-D models, click on a part number.
HVAC Filter Trade Size | Material | Surface Treatment | Color | Max. Temperature, °F | Pkg. Qty. | Pkg. | |
1/4" Thick | |||||||
---|---|---|---|---|---|---|---|
12 × 24 | Polyester Plastic | __ | White | 220° | 10 | 0000000 | 000000 |
1/2" Thick | |||||||
12 × 24 | Polyester Plastic | Tacky | Blue, White | 220° | 10 | 0000000 | 00000 |
1" Thick | |||||||
12 × 24 | Polyester Plastic | Tacky | Blue, White | 220° | 10 | 0000000 | 00000 |
2" Thick | |||||||
12 × 24 | Polyester Plastic | __ | White | 220° | 10 | 0000000 | 00000 |
Prefilter Air Filter Pads
These pads are an economical choice for protecting more expensive filters that catch finer particles. Cut to the size you need; frames are sold separately.
Pads meet UL standards for flame retardance.
Synthetic fiber pads have a heavy dust-holding capacity and withstand poor weather conditions such as rain, snow, and wind. Often used in upstream HVAC applications, they’re durable and can catch dirt, dust, hair, and other large particles. The material of these pads is also known as hog hair.
For technical drawings and 3-D models, click on a part number.

Pkg. of 25 | |||||||
---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | Filter Efficiency @ 3 Microns | Removes Particle Size Down To, microns | Color | Max. Temp., °F | Pkg. | |
1" Thick | |||||||
12 × 24 | 3 | 20% | 3 | Blue | 180° | 00000000 | 0000000 |
Reusable Air Filter Pads
Wash and reuse these pads. Cut to the size you need.
These pads meet UL 900 flame retardance requirements.
Polyurethane pads with more pores per inch catch smaller particles than pads with fewer pores per inch.
Polyester pads require no frame—rigid polyester is firm enough to be used without one.
For technical drawings and 3-D models, click on a part number.

HVAC Filter Trade Size | MERV Filter Rating | Filter Efficiency @ 3 Microns | Removes Particle Size Down To, microns | Material | Color | Maximum Temperature | Pkg. Qty. | Pkg. | |
1/2" Thick | |||||||||
---|---|---|---|---|---|---|---|---|---|
12 × 24 | 5 | 20% | 3 | Polyester Plastic | Blue | 225° F | 5 | 00000000 | 000000 |
1" Thick | |||||||||
12 × 24 | 6 | 35% | 3 | Polyester Plastic | Blue | 225° F | 5 | 00000000 | 00000 |
2" Thick | |||||||||
12 × 24 | __ | __ | __ | Polyester Plastic | Blue | 200° F | 5 | 00000000 | 00000 |
Odor-Removal Air Filter Pads

With a higher carbon concentration than odor-removal air filter rolls, these pads handle heavier odors. Cut to the size you need; frames are sold separately.
All meet UL 900 flame retardance requirements.
Pads with a carbon concentration of 375 g/sq. ft. provide greater odor control than other pads and can handle ammonia, hydrogen sulfide, and other gases. They are often used in hospitals and laboratories.
For technical drawings and 3-D models, click on a part number.
HVAC Filter Trade Size | MERV Filter Rating | Filter Efficiency @ 3 Microns | Removes Particle Size Down To, microns | Material | Color | Max. Temperature, °F | Each | |
300 g/sq. ft. Carbon Concentration | ||||||||
---|---|---|---|---|---|---|---|---|
1" Thick | ||||||||
12 × 24 | 7 | 50% | 3 | Carbon-Filled Polyester Plastic | Black | 120° | 0000000 | 000000 |
375 g/sq. ft. Carbon Concentration | ||||||||
1" Thick | ||||||||
12 × 24 | 7 | 50% | 3 | Carbon-Filled Polyester Plastic | Black | 120° | 00000000 | 00000 |
Frames for Air Filter Rolls and Pads

Add support to filter rolls and pads that have been cut to size. Actual size is 1/2" less than trade size.
For HVAC Filter Trade Size | Frame Material | Frame Gauge | Support Grill Gauge | Includes | Each | |
For 1/2" Filter Thick. | ||||||
---|---|---|---|---|---|---|
12 × 24 | Galvanized Steel | 24 | 16 | Retaining Wires | 0000000 | 000000 |
For 1" Filter Thick. | ||||||
12 × 24 | Galvanized Steel | 24 | 16 | Retaining Wires | 0000000 | 00000 |
For 2" Filter Thick. | ||||||
12 × 24 | Galvanized Steel | 24 | 16 | Retaining Wires | 0000000 | 00000 |
HEPA Box Air Filters

Control dust and contaminants in hospitals, laboratories, and other demanding environments. These filters have a rigid frame that withstands fluctuations in airflow, such as those created by variable air volume systems. The sealing gasket is on the downstream side of the filter.
The trade size is the actual size of the filter.
UL Classified-rated filters meet flame retardance requirements.
For technical drawings and 3-D models, click on a part number.
HVAC Filter Trade Size | Filter Efficiency @ 0.3 Microns | Removes Particle Size Down To, microns | Material | Specifications Met | Each | |
Particleboard Frame | ||||||
---|---|---|---|---|---|---|
3" Thick | ||||||
12 × 24 | 99.97% | 0.3 | Fiberglass | __ | 0000000 | 0000000 |
5 3/4" Thick | ||||||
12 × 24 | 99.97% | 0.3 | Fiberglass | UL Classified | 0000000 | 000000 |
11 1/2" Thick | ||||||
12 × 24 | 99.97% | 0.3 | Fiberglass | UL Classified | 0000000 | 000000 |
Aluminum Frame | ||||||
2 3/4" Thick | ||||||
24 x 12 | 99.97% | 0.3 | Fiberglass | UL 900 | 000000 | 000000 |
Galvanized Steel Frame | ||||||
5 7/8" Thick | ||||||
24 x 12 | 99.97% | 0.3 | Fiberglass | UL 900 | 000000 | 000000 |
11 1/2" Thick | ||||||
24 x 12 | 99.97% | 0.3 | Fiberglass | UL 900 | 000000 | 000000 |
Stainless Steel Frame | ||||||
2 3/4" Thick | ||||||
24 x 12 | 99.97% | 0.3 | Fiberglass | UL 900 | 0000000 | 000000 |
5 7/8" Thick | ||||||
24 x 12 | 99.97% | 0.3 | Fiberglass | UL 900 | 0000000 | 00000000 |
11 1/2" Thick | ||||||
24 x 12 | 99.97% | 0.3 | Fiberglass | UL 900 | 0000000 | 00000000 |
Long-Life Box Air Filters


Multiple panels maximize filtering surface area for long service life. These MERV 14 air filters capture particles down to 0.3 microns. They have a V-shape design and a rigid frame that withstands fluctuations in airflow, such as those created by variable air volume systems. The more filter panels they have, the more filtering surface they have for a longer service life.
Actual size is up to 5/8" less than trade size.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Each | |
4 Panels | ||||||||||
12" Thick | ||||||||||
12 × 24 | 14 | 75% | 90% | 95% | 0.3 | Fiberglass | Plastic | 180° | 0000000 | 0000000 |
8 Panels | ||||||||||
12" Thick | ||||||||||
12 × 24 | 14 | 75% | 90% | 95% | 0.3 | Fiberglass | Plastic | 180° | 0000000 | 000000 |
Box Air Filters

The rigid frame on these filters withstands fluctuations in airflow, such as those created by variable air volume systems.
MERV 11 filters capture common allergens, such as dander, mold spore, and pollen, so they are often used in data centers and other locations that require extra-clean air. They strike a good balance between filtration efficiency and airflow.
MERV 14 filters provide a higher level of filtration than MERV 11 filters and are more effective at capturing finer allergens and viruses for an enhanced level of protection. These filters are often used in environments to protect against airborne contaminants from wildfire smoke and in regions with high pollution levels.
Filters meet UL 900 flame retardance requirements. Actual size is up to 5/8" less than trade size.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | ||||||||
---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Frame Material | Max. Temperature, °F | Each | |
MERV 11 | ||||||||
6" Thick Fiberglass | ||||||||
12 × 24 | 20% | 65% | 85% | 1 | Galvanized Steel | 180° | 0000000 | 0000000 |
12" Thick Fiberglass | ||||||||
12 × 24 | 20% | 65% | 85% | 1 | Galvanized Steel | 180° | 0000000 | 000000 |
12" Thick Aluminized Fiberglass | ||||||||
12 × 24 | 20% | 65% | 85% | 1 | Aluminized Steel | 900° | 0000000 | 000000 |
MERV 14 | ||||||||
6" Thick Fiberglass | ||||||||
12 × 24 | 75% | 90% | 95% | 0.3 | Galvanized Steel | 180° | 0000000 | 000000 |
12" Thick Fiberglass | ||||||||
12 × 24 | 75% | 90% | 95% | 0.3 | Galvanized Steel | 180° | 0000000 | 000000 |
12" Thick Aluminized Fiberglass | ||||||||
12 × 24 | 75% | 90% | 95% | 0.3 | Aluminized Steel | 900° | 0000000 | 000000 |
Odor-Removal Box Air Filters

Carbon granules in these filters remove odors from the air. The rigid frame won’t bend or twist from sudden changes in airflow, such as those created by variable air volume systems. For a long service life, the V-shape design increases the filtering area and reduces resistance to air.
MERV 8 filters trap dust in common areas such as warehouses and offices.
MERV 15 filters capture fine particles such as bacteria and smoke in labs and other settings where it’s important to keep air pure.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Carbon Concentration, g/sq. ft. | Material | Frame Material | Max. Temperature, °F | Each | |
MERV 8 | ||||||||||
12" Thick | ||||||||||
12 × 24 | 3.4% | 19% | 70% | 0.3 | 46 | Carbon-Filled Polyester Plastic | Plastic | 130° | 0000000 | 000000000 |
MERV 15 | ||||||||||
12" Thick | ||||||||||
12 × 24 | 78% | 95% | 99% | 0.3 | 46 | Carbon-Filled Polyester Plastic | Plastic | 130° | 0000000 | 00000000 |
Bag Air Filters

The deep pockets on these filters maximize filtering surface area with minimal airflow resistance. Actual size is 5/8” less than trade size.
Filter Efficiency @ | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | Dp. | 0.3 Microns | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temperature, °F | Each | |
MERV 10 | ||||||||||
12 × 24 | 12" | __ | 50% | 80% | 1 | Polypropylene Plastic | Galvanized Steel | 175° | 00000000 | 000000 |
12 × 24 | 15" | __ | 50% | 80% | 1 | Polypropylene Plastic | Galvanized Steel | 175° | 000000000 | 00000 |
12 × 24 | 22" | __ | 50% | 80% | 1 | Polypropylene Plastic | Galvanized Steel | 175° | 000000000 | 00000 |
12 × 24 | 30" | __ | 50% | 80% | 1 | Polypropylene Plastic | Galvanized Steel | 175° | 000000000 | 00000 |
MERV 12 | ||||||||||
12 × 24 | 12" | 35% | 80% | 90% | 1 | Polypropylene Plastic | Galvanized Steel | 175° | 000000000 | 00000 |
12 × 24 | 15" | 35% | 80% | 90% | 1 | Polypropylene Plastic | Galvanized Steel | 175° | 000000000 | 00000 |
12 × 24 | 22" | 35% | 80% | 90% | 1 | Polypropylene Plastic | Galvanized Steel | 175° | 000000000 | 00000 |
12 × 24 | 26" | 35% | 80% | 90% | 1 | Polypropylene Plastic | Galvanized Steel | 175° | 000000000 | 00000 |
Cube Air Filters

Prevent air from bypassing your filter. These filters are self-sealing thanks to the filter material that fully encloses the metal frame. This design also means you don't need separate mounting hardware. They last longer than standard pleated filters. All meet UL standards for flame retardance.
Filter Efficiency @ | |||||||||
---|---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temperature, °F | Specifications Met | Each | |
MERV 8 | |||||||||
10" Deep | |||||||||
12 × 24 | 10% | 50% | 3 | Polyester Plastic/Polyethylene Plastic Blend | Steel | 180° | UL 900 | 0000000 | 000000 |
15" Deep | |||||||||
12 × 24 | 10% | 50% | 3 | Polyester Plastic/Polyethylene Plastic Blend | Steel | 180° | UL 900 | 0000000 | 00000 |
20" Deep | |||||||||
12 × 24 | 10% | 50% | 3 | Polyester Plastic/Polyethylene Plastic Blend | Steel | 180° | UL 900 | 0000000 | 00000 |