10" X 2.5" Polyspun-Alpine Pure Gradient Density-1 Micron

20 Micron down to 1 Micron Density.

* Complies with NSF/ANSI Standard 42 for Quality Assurance

* 3 Different Micron Layers for Maximum Depth Filtration

* 3 Different Micron Layers for Longer Lasting Maximum Flow

* Factory Heat Stamped Micron Rating for Ease of Reordering

* 100% Polypropylene

* No Binders or glue

* Dependable

The most commonly requested Cartridge, 3 layer gradient density holds more dirt and impurities than single gradient polyspun or pleated filters.

Please note this filter is not the normal Polyspun Cartridge. It is the highest quality Triple Gradient Density, complying with NSF/ANSI Standard 42.

Suitable for all 10 inch standard housings.