THE BETAPURE™ AU SERIES FILTER CARTRIDGE IS AVAILABLE IN VARIOUS GRADES FOR ABSOLUTE REDUCTION RATINGS. THE CONTROLLED PORE SIZE OF THE FILTER MATRIX PROVIDES ABSOLUTE DISTINCTION BETWEEN CARTRIDGE GRADES FOR ACCURATE AND CONSISTENT FILTRATION. THE DESIGN PROVIDES PRECISE CONTAMINANT REDUCTION, CONSISTENT EFFLUENT QUALITY AND SUPERIOR ON-STREAM SERVICE LIFE FOR A WIDE-RANGE OF APPLICATIONS.