Custom sizing

Any size, built to fit.

For furnace, HRV/air exchanger, and ventilation system filters.
Enter your filter's outside dimensions and we'll price every filter that fits.

1 Your filter's outside dimensions in inches
Width
Height
Depth

Enter inches as a decimal — e.g. 1/4" = .25, 1/2" = .5, 3/4" = .75

How to measure your filter

Not sure of your size?

Send us a photo of the manufacturer’s label or your unit’s nameplate and our team will identify the right filter.

Upload a photo