Chloramine Water Filter Dimensions: 2-7/8 x 9-3/4 (73 mm x 248 mm). Micron Rating (Nominal): 1 Micron. Temperature Rating: 40125&deg;F (4.451.7&deg;C). Initial P (psi)&#44; Flow Rate (gpm): 6 psi&#44; 1.0 gpm (0.41 bar&#44; 3.8 Lpm). Chlorine Taste and Odor Reduction&#44; Flow Rate: &gt;50&#44;000 Gallons&#44; 1 gpm (&gt;189&#44;270L&#44;