20x25x4 Rigid Cell Filter

Product Description
Our 20x25x4 rigid cell filters are designed for variable air velocity systems and turbulent air. The 20x25x4 rigid cell filter produces efficient filtration in harsh operating conditions where air quality requires tight control.
  • 20 x 25 x 4 nominal size.
  • 19.375” x 24.375” x 3.75” actual size.
  • Galvanized metal construction.
  • Rated to ASHRAE 52.2 ratings.
  • 3 rigid cell air filters to a case.
  • Contact us for non-standard sizes.
Quantity of Filters in Case
Efficiency Rating
Header Option
Quantity of Cases
$ 144.90 per case