Always verify your specific model number against the manufacturer's parts list before installation

What are the signs of a compromised combustion air box gasket

04" at the minimum set point and

Engineered for high-efficiency heat exchangers

Dwyer Instruments 2300-00 323269-701 Always verify your specific modelThe Dwyer 2300 00 Magnehelic Gauge is a precision engineered differential pressure gauge designed for monitoring low pressure air or non combustible gases in critical HVAC and industrial environments. Featuring a zero center range of . 125 0 . 125" w. c., this instrument is ideal for applications requiring the detection of both positive and negative pressure fluctuations, such as cleanroom pressure monitoring and hospital isolation room verification.