The Filters Fast Quality Flow 4" MERV 14 Panel Filter 3 pack features a "Quality Flow" proprietary media that provides a lower pressure drop than standard panel filters. This already cost-effective filter continues saving you money after its purchase, as its lower pressure drop translates into lower energy costs.
The Quality Flow 4" Panel Filters cost less and outperform many 12" filters. They are best suited to commercial and industrial applications, such as offices, schools, hospitals and general industrial environments.
Quality Flow 4" panel filter features:
Filters Fast industrial air filters are low-cost filter replacements that meet or exceed the performance of such popular brands as American Air, Airguard, Farr, Filtration Group, Glasfloss, Honeywell, Koch, Precisionaire, Purafil, Purolator, Space Gard, Trane, Tri-Dim, Trion and White Rodgers. Call or e-mail us to inquire about custom sizes, gasketing and large quantity discounts.
See product manual here.