20 × 30 Filters | McMaster-Carr

Filter by

HVAC Filter Trade Size

System of Measurement

Thickness

Filter Type

MERV Filter Rating

For Removing

Reusable

Color

Frame Material

Construction

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

REACH

RoHS

Air Filter Performance

Maximum Temperature

Material

For Use With

Specifications Met

Removes Particle Size Down To

Less than 100 μm

Roll/Pad Width

30"

Filter Efficiency @ 3 Microns

Support Grill Material

Steel

Filter Efficiency @ 1 Microns

44%

65%

85%

Frame Gauge

Roll/Pad Length

20"

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26 Products

Heating, Ventilation, and Air Conditioning

Air Filters

Trap dust and debris in HVAC, exhaust, and electronics systems to improve efficiency and air quality

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Air Filter Media

Cut the size you need to create custom air filters

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Air Filter Frames

Hold panel filters as well as filter rolls and pads in place in HVAC systems

4 products