Our custom filter sizes are currently available in depths of 1", 2", and 4". Please make sure that you enter the correct dimensions below. Sizes are available in increments of 1/8th of an inch, and are sold in cases of 6 filters.

Note: Actual sizes of filters are typically .5" less than the dimension listed on the filter. When ordering a custom size filter, make sure that you select dimensions that will fit the opening. Custom filters are manufactured to the exact size that you specify. We will prompt you if the size you select meets the dimensions of a standard size filter. Read more ...