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About Air Filter Efficiency Ratings
More
Panel Air Filters

These filters are typically used as replacements in HVAC equipment.
All meet UL 900 flame retardance requirements. Actual size is up to 5/8” 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.
Trade Size | MERV Filter Rating | Filter Efficiency @ 3 Microns | Removes Particle Size Down To, microns | Material | Frame Material | Max. Temp., °F | Pkg. Qty. | Pkg. | |
Filters | |||||||||
---|---|---|---|---|---|---|---|---|---|
1" Thick | |||||||||
12 × 16 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 000000 |
Prefilters | |||||||||
1/2" Thick | |||||||||
7 3/16 × 9 11/16 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
7 3/8 × 16 1/2 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
8 × 8 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
8 × 10 3/8 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
8 × 22 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
8 3/8 × 11 1/4 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
9 3/8 × 16 1/2 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
10 1/2 × 12 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
10 1/2 × 14 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
11 3/4 × 13 1/2 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 12 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
1" Thick | |||||||||
6 × 6 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
7 × 7 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
8 × 8 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
10 × 10 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
10 × 16 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
10 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
10 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
10 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
10 × 30 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 12 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 18 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
12 × 30-5/8 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 36 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
14 × 14 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
14 × 18 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
14 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
14 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
14 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
14 × 30 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
15 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
15 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
15 × 30-5/8 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
16 × 16 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
16 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
16 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
16 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
16 × 30 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
16 × 32 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
18 × 18 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
18 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
18 × 22 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
18 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
18 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
18 × 30 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
18 × 36 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
19 × 27 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
20 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
20 × 22 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
20 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
20 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
20 × 30 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
20 × 32 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
20 × 36 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
22 × 22 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
24 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
24 × 30 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
25 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
2" Thick | |||||||||
10 × 10 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
10 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
10 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 12 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
12 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
14 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
14 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
15 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
16 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
16 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
16 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
18 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
20 × 20 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
20 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
20 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
24 × 24 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 00000000 | 00000 |
25 × 25 | 5 | 20% | 3 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
Made-to-Order Panel Air Filters

Minimum filter size is 4" × 4". Maximum filter size is 23" × 30". Multiply the length × width to determine square inches. Then, see size ranges for pricing.
Typically used as replacements in HVAC equipment, these filters work 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.
All meet UL 900 flame retardance requirements.
Also Available: Filters larger than 23" × 30". Please ask for 3884T999 and specify material, thickness, actual length, and actual width.
For technical drawings and 3-D models, click on a part number.
Size Range, sq. in. | MERV Filter Rating | Material | Frame Material | Max. Temperature, °F | Pkg. Qty. | Pkg. | |
1" Thick | |||||||
---|---|---|---|---|---|---|---|
16-149 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 000000 |
150-199 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
200-249 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
250-299 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
300-399 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
400-499 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
500-599 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 000000 |
600-690 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 000000 |
2" Thick | |||||||
16-149 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
150-199 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
200-249 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 00000 |
250-299 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 000000 |
300-399 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 000000 |
400-499 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 000000 |
500-599 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 000000 |
600-690 sq. in. | 5 | Fiberglass | Cardboard | 180° | 12 | 0000000 | 000000 |
Large-Particle Suction Strainers
- For Use With: Water
- Max. Temp.: Not Rated
Strainers have a heavy duty construction to withstand a high suction force and wide openings to trap large debris. Commonly used with reservoirs and tanks, they filter particles before they enter your system.
NPSM (National Pipe Straight Mechanical) threads are compatible with NPT threads.
For technical drawings and 3-D models, click on a part number.





Pipe Size | Thread Type | Gender | Ht. | Dia. | Screen Material | Screen Opening Size | Each | ||
Zinc-Plated Steel Connection | |||||||||
---|---|---|---|---|---|---|---|---|---|
A | 3/4 | NPSM | Female | 6 1/4" | 1 5/8" | Zinc-Plated Steel | 3/16" | 0000000 | 000000 |
A | 1 | NPSM | Female | 7 1/8" | 1 5/8" | Zinc-Plated Steel | 3/16" | 0000000 | 00000 |
A | 1 1/2 | NPSM | Female | 4 5/8" | 5" | Zinc-Plated Steel | 3/8" | 000000 | 00000 |
A | 1 1/2 | NPSM | Female | 6 15/16" | 2 1/4" | Zinc-Plated Steel | 3/8" | 0000000 | 00000 |
A | 2 | NPSM | Female | 4 5/8" | 6" | Zinc-Plated Steel | 3/8" | 000000 | 00000 |
A | 2 | NPSM | Female | 7 1/8" | 2 3/4" | Zinc-Plated Steel | 3/8" | 0000000 | 00000 |
A | 2 1/2 | NPSM | Female | 4 1/8" | 5 15/16" | Zinc-Plated Steel | 3/8" | 000000 | 00000 |
A | 3 | NPSM | Female | 5 5/8" | 7" | Zinc-Plated Steel | 3/8" | 000000 | 00000 |
A | 3 | NPSM | Female | 9 7/8" | 4" | Zinc-Plated Steel | 3/8" | 0000000 | 00000 |
A | 4 | NPSM | Female | 5 5/8" | 7" | Zinc-Plated Steel | 3/8" | 000000 | 00000 |
A | 4 | NPSM | Female | 9 7/8" | 5" | Zinc-Plated Steel | 3/8" | 0000000 | 00000 |
A | 6 | NPSM | Female | 9 5/8" | 9" | Zinc-Plated Steel | 1" | 000000 | 000000 |
A | 8 | NPSM | Female | 11 7/16" | 11 1/16" | Zinc-Plated Steel | 1" | 000000 | 000000 |
B | 2 | NPSM | Female | 3 11/16" | 5" | Zinc-Plated Steel | 1" | 0000000 | 00000 |
B | 3 | NPSM | Female | 4 9/16" | 6" | Zinc-Plated Steel | 1 1/2" | 0000000 | 00000 |
B | 4 | NPSM | Female | 4 9/16" | 7" | Zinc-Plated Steel | 1 1/2" | 0000000 | 00000 |
B | 6 | NPSM | Female | 10 1/8" | 9 3/16" | Zinc-Plated Steel | 2 1/2" | 0000000 | 000000 |
C | 1 1/2 | NPSM | Female | 1 7/8" | 9 3/8" | Zinc-Plated Steel | 5/16" | 00000000 | 00000 |
C | 2 | NPSM | Female | 1 7/8" | 9 3/8" | Zinc-Plated Steel | 5/16" | 00000000 | 00000 |
C | 3 | NPSM | Female | 3 5/8" | 11 13/16" | Zinc-Plated Steel | 5/16" | 00000000 | 000000 |
D | 1 1/2 | NPSM | Female | 2 7/16" | 9 3/8" | Zinc-Plated Steel | 3/8" | 00000000 | 00000 |
D | 2 | NPSM | Female | 2 7/16" | 9 3/8" | Zinc-Plated Steel | 3/8" | 00000000 | 00000 |
304 Stainless Steel Connection | |||||||||
A | 1 1/2 | NPSM | Female | 4 3/8" | 5" | 304 Stainless Steel | 3/8" | 0000000 | 000000 |
A | 2 | NPSM | Female | 4 3/8" | 6" | 304 Stainless Steel | 3/8" | 0000000 | 000000 |
A | 3 | NPSM | Female | 5 3/8" | 7" | 304 Stainless Steel | 3/8" | 0000000 | 000000 |
A | 4 | NPSM | Female | 5 3/8" | 7" | 304 Stainless Steel | 3/8" | 0000000 | 000000 |
Polypropylene Plastic Connection | |||||||||
E | 1 1/2 | NPT | Female | 3 1/2" | 4 7/8" | Polypropylene Plastic | 1/4" × 1" | 00000000 | 00000 |
E | 2 | NPT | Female | 3 1/2" | 4 7/8" | Polypropylene Plastic | 1/4" × 1" | 00000000 | 00000 |
E | 3 | NPT | Female | 5" | 7 1/8" | Polypropylene Plastic | 1/2" X 1 1/4" | 00000000 | 00000 |