Length:Length is measured from the outside edge of end cap to end cap, not including any handles, threads or slip fittings. 6-1/4"
Top:This is the actual inside hole diameter, excluding any taper.3-3/8"Open
Bottom:This is the actual inside hole diameter, excluding any taper.4-1/2"Open
Media:30 SFAntimicrobial Blue Antimicrobial Media inhibits the growth of bacteria on the pleated fabric that can foul and degrade a cartridge.
Premium replacement for:Pleatco:Pleatco part numbers start with a "P" like "PWW100ST".PBF40-M