providing the durability needed for demanding multi-section commercial and residential boiler installations

it meets stringent EMI and RFI noise emission standards

Quiet Operation: The absence of complex internal suction and discharge valves results in lower decibel levels and reduced vibration

The air vent (013L8011) and thermostatic operator (013G8250) must be purchased separately to complete the assembly

Johnson Controls V47AA-2 Valve 30067439-890 providing the durability needed forThe Johnson Controls V47AA 2 Valve is a 3 8" NPT temperature actuated water regulating valve engineered for direct acting flow control in demanding hydronic and cooling applications. Built with a rugged cast brass body, this valve is designed to open specifically on a temperature increase at the bulb. It features a broad heating point range of 160 to 230 degrees F, making it a reliable solution for maintaining precise thermal setpoints. The assembly