Compact automatic flow balancing valve. DZR low-lead brass valve body. Patented, anti-scale, low noise polymer FlowCal™ cartridge. Max working pressure: 232 psi (16 bar) Temp range: 32° – 212°F (0° – 100°C) Max percentage of glycol: 50% Differential pressure control ranges: 2-14, 2-32, 4-34, 5-35 psid Flow rate: 16 fixed flow rate settings ranging from Read more