Quick Connect Filter For Use With Under-Sink Reduces Atrazine Bacteria Chlorine Taste and Odor Cyst Lead Lindane Viruses Micron Rating 0.5 micron Flow Rate 0.8 gpm Diameter 8 1/4 in Overall Height 9 1/4 in Service Life 350 gal Maximum Temperature 100 Degrees F Standards NSF 42 NSF 53 Compatible Mfr Model Number US-3UF Compatible with Grainger Part Number 53CF11 Connection Size 1/2 in Features Ultra Filtration Replacement Cartridge Set for US-3UF Maximum Pressure 100 psi