Maximum Operating Temperature: 13 mm: 55°C (131°F) 25 mm PSF: 100°C (212°F) at 2.1 bar (210 kPa, 30 psi) Maximum Operating Pressure: 13 mm: 6.9 bar (690 kPa, 100 psi) 25 mm PSF: 4.1 bar (410 kPa, 60 psi) at 21-24°C (70-75°F); 2.1 bar (210 kPa, 30 psi) at 100°C (212°F) Typical Water Flow Rate: mL/min at 1.0 bar (100 kPa, 15 psi) 13 mm, 0