Pall Supracap 100 Pdd1 5in Hb NP5LPDD16 Unit EA. The Pall Supracap 100 Pdd1 5in Hb Nonwoven (Poly Diamine Dryed 1 ) 5in Hb w/ Plastic Insert features all primary pore sizes smaller than 5 microns. These filters are designed to be used in hospitals...