
Ultra-Web is proprietary and made with an electrospinning process that produces a very fine, continuous, resilient fiber of 0.2-0.3 micron in diameter to form a permanent web-like net.

Ultra-Web® SB Filters
Ultra-Web® SB cartridge filters offer the unmatched surface loading capabilities of the standard Ultra-Web filters with a spunbond substrate that stands up to more abrasive dusts, harsh chemicals and moisture than any other filter.

Ultra-Web® Conductive FR Filters
Donaldson Ultra-Web® Conductive FR cartridge filters provide the unmatched surface loading performance of Ultra-Web with a premium carbon impregnated substrate manufactured for applications where electrostatic charges can accumulate.

Thermo-Web™ Filters
Donaldson Thermo-Web™ cartridge filters combine the unmatched surface loading performance of Ultra-Web® with a proprietary synthetic substrate manufactured to withstand the high temperatures of metallurgical, chemical and industrial applications.

Fibra-Web® Filters
Donaldson Fibra-Web® cartridge filters feature a wide pleat spacing designed to improve the efficiency of pulse cleaning of fibrous and agglomerative particles.

Torit-Tex® Filters
Torit-Tex® cartridge filters contain state-of-the-art PTFE membrane layer over a polyester spunbond substrate and provides excellent particle release.

High Temperature Filters
High Temperature cartridge filters are specially designed for dry, high temperature applications such as metallurgical, chemical, and industrial applications.

Cellulex™ Filters
Cellulex™ filters have enhanced performance due to a unique combination of fiber sizes and a more uniform fiber distribution.

Vibra-Shake™ Filters
Vibra-Shake™ cartridge filters offer enhanced performance due to a unique combination of fiber sizes and a more uniform fiber distribution.