A-4000-138 | REGULATOR; PRESSURE 3/8"; W/BRACKET; GAUGE & SAFETY RELIEF VALVE | Johnson Controls Application_Residential; Commercial; Industrial Use with Water or Glycol Mixture while the flanged end connection

while the flanged end connection ensures a secure fit

Mounting Kit Duct Sensor 5 Pack

They seal effectively

Precision-engineered for a 3/4" diameter

double-throw relay designed for use in HVAC systems

A-4000-138 | REGULATOR; PRESSURE 3/8"; W/BRACKET; GAUGE & SAFETY RELIEF VALVE | Johnson Controls Application_Residential; Commercial; Industrial Use with Water or Glycol Mixture while the flanged end connectionJohnson Controls NCO A 4000 138: 3 8" Pressure Reducing Valve with Bracket & Gauge for Industrial Applications. The NCO A 4000 138 is a 3 8" Pressure Reducing Valve (PRV) designed for industrial applications. Its robust construction features a bracket and gauge for easy installation and accurate pressure monitoring. With a working pressure range of 0 30 psi, this PRV excels in regulating water pressure in various systems, including water lines,