Practical Pleated Air Filter (2-Pack) - 19 7/8" x 32" x 5" Quantity:Default with each stage capturing progressively

with each stage capturing progressively smaller particles inside the filter

if not you can measure it or check the HVAC unit and the owner‰۪s manual

Magnetic mount holds lamp in place

The SpeedLight uses powerful magnets to hold the mounting plate in place

installation and service is simple

Practical Pleated Air Filter (2-Pack) - 19 7/8" x 32" x 5" Quantity:Default with each stage capturing progressivelyYes, we even have the odd sizes! The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters. In general, the more efficient a filter is at removing particles, the greater it's resistance to airflow, and the greater the pressure drop it creates. One way to overcome this problem is to increase the surface area of the filter media. The "Practical Pleat" contains over 500% greater surface