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ensuring the system accurately detects the negative pressure required for safe combustion
Durable Construction: Features a high-quality diaphragm and robust electrical contacts to withstand high-temperature HVAC environments
Rated for 120V/240V AC
This specific model is rated for 208Vac
Armstrong International D500150 Air/Gas Vent 30067439-890 ensuring the system accurately detectsThe Armstrong International D500150, effectively known as the 11AV 1 2 178, is a high performance stainless steel air and gas vent designed for critical venting applications in pressurized systems. Constructed from durable, corrosion resistant 300 series stainless steel, this Series 11AV free floating lever vent is engineered to withstand harsh environments while providing reliable operation. Featuring a 3 4" NPT inlet and a 1 2" NPT outlet, it
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