this ASME Section IV certified valve is designed for the protection of hot water heating boilers and similar pressurized equipment

typically required for commercial sanitation or high-recovery needs

critical for holding the safety magnet in high-demand gas manifolds

which is critical for the proper operation of the thermostatic sensor

Johnson Controls D-4070-6 Damper Actuator Els PW 17895 this ASME Section IV certifiedJohnson Controls D 4070 6 Pneumatic Damper Actuator, 2 Stage, 2 3 4" Stroke, 3 6 Psi and 11 14 Psi Spring Range, Includes Auxiliary Mounting Bracket, 0 20 Psig Maximum Air Control Pressure, 1 8" NPT Straight Barbed Fitting Air Connection