Custom Size EZ Flow MERV 4 Fiberglass Filters (12 Filters)

Using the dropdowns below select the exact size you would like us to have your filters made, length x width.

Sale price$ 153.00

Filter depth will be 1" (actual size 3/4")

Price is based on size of custom filters and will update automatically.


This filter is custom made to your exact size giving you a perfect fit to ensure no dirty air is bypassing your system. 

Filter Description

  • Great choice if you are looking to protect your system and capture particles such as household dust and lint from your indoor air.
  • No metal reinforcement, easy to dispose of.
  • This is a standard grade furnace filter of the same type that has been protecting furnaces and central air conditioners around the world for over 50 years.
  • The filtering medium is continuous filament spun glass.
  • The frame is made with one continuous piece of chipboard to guard against corner separation.
  • For peak equipment protection and energy efficiency, these filters should be changed monthly in periods of high use.
  • Disposable filters are made by a leader in indoor air filtration.
  • MERV 4 Rating
  • Quantity: 12 Filters
  • 1" filter depth: 1" nominal = 3/4"actual size
  • Starting at $153 ($12.75 per filter) with Free Shipping - Pricing is based on filter size

Ordering Custom Filters

Select the length and width in the exact filter size needed with the dropdown menu options. Here is an example of how your size should be entered: 19-3/8 x 21-1/8 x 1

Fraction to decimal chart:

  • 1/8 = .125
  • 1/4 = .25
  • 3/8 = .375
  • 1/2 = .5
  • 5/8 = .625
  • 3/4 = .75
  • 7/8 = .875
Filter Chart Measure Ruler

Filter Fit Guarantee™

Custom Size Filter Disclaimer

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