HYDRAULIC FILTER, SPIN-ON DONALDSON BLUE Why Choose Donaldson Alpha-Web™ Hydraulic Filters? Donaldson Alpha-Web™ hydraulic filters are designed to remove more contaminant in real world cyclic flow conditions: • Fluid cleanliness 2 ISO codes better than traditional synthetic media* • Up to 4x cleaner hydraulic fluid • Extended component life by up to 60%* • Provides the most protection for your hydraulic system