This HydroGuard (R) XP durable master mixing valve with proven reliability is ideal for commercial and institutional applications. It features 3/4 by 1 inch NPT connections, a rough bronze finish, vandal resistant temperature setting for safety, paraffin-based actuator, corrosion resistant internals to resist seizing or sticking in harsh water conditions, and triple-duty union check stops with screens to prevent cross-flow and contamination. The valve is factory tested to ensure optimal, consistent performance for many years. The temperature range is 90 to 160 degrees F (32 to 71 degrees C) and the maximum operating pressure is 125 PSI (861 kPa). The valve capacity is 64 GPM (242 LPM)) at 45 PSI (310 kPa).