The all-in-one balancing valve and differential pressure controller provides 100 percent valve authority, accurate flow limitation and precise system control of hydronic systems.

The Model C153SS is a constant pressure pump control valve designed to reduce rapid pump cycling and maintain a preset system operating pressure of 40, 60, or 70 PSI.

The new valve delivers installation flexibility while reducing installation times.

A wider range of application needs are now satisfied, and the user benefits from a more energy efficient system.

The 535H Series, ½ inch to 1 ¼ inch pre-adjustable pressure reducing valves are ideal for residential and commercial applications,...