20 × 20 Filters | McMaster-Carr

Filter by

HVAC Filter Trade Size

System of Measurement

Thickness

Filter Type

MERV Filter Rating

Frame Material

For Removing

Material

Reusable

Filter Efficiency @ 1 Microns

Construction

Color

Filter Efficiency @ 3 Microns

For Use With

Air Filter Performance

RoHS

Maximum Temperature

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

REACH

Removes Particle Size Down To

Specifications Met

Roll/Pad Width

Surface Treatment

Support Grill Material

Roll/Pad Length

90 Products

Heating, Ventilation, and Air Conditioning

Air Filters

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

62 products

Air Filter Media

Cut the size you need to create custom air filters

20 products

Air Filter Frames

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

7 products