Caleffi 533351HA PresCal™ Compact Pressure Reducing Valve with Gauge, 3/4" FNPT Union x FNPT CSRU1 The Drain Kat™ can be

The Drain Kat™ can be easily refilled at your service truck with either nitrogen or CO2

Diagnostic LEDs aid in testing and troubleshooting

Bayonet-style (twist & lock) socket accepts most manufacturers' punchdown blades

Works with or without Schrader core

Caleffi 533351HA PresCal™ Compact Pressure Reducing Valve with Gauge, 3/4" FNPT Union x FNPT CSRU1 The Drain Kat™ can beCaleffi 533351HA PresCal Compact Pressure Reducing Valve with Gauge, 3 4" FNPT Union x FNPT The Caleffi PresCal 533H compact pressure reducing valve is precision engineered to deliver accurate pressure regulation at a competitive price. Low internal pressure losses produce excellent falloff performance enabling more flow capacity to fixtures. NSF 61 certification to 180F temperature, anti scale components and a variety of inlet connection styles add