The Dwyer Magnehelic Differential Pressure Gauge is a precision instrument designed to measure low differential pressures of air and compatible gases. This analog gauge features a clear 0–6 inches of water column scale for easy reading and accurate monitoring in HVAC systems, clean rooms, filter monitoring, and industrial process applications. Built with a durable metal housing and rugged construction, the Magnehelic gauge offers reliable performance with a maximum pressure rating of 15 PSIG. Made in the USA by Dwyer Instruments, this unit is widely trusted for airflow and pressure measurement tasks.
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