Review on Dwyer Magnehelic Differential Pressure Gauge by Doug Tank

Based on our own experience this pressure gauge is a must-have for any HVAC technician .The magnehelic design makes it easy to read and the durability is unbeatable. The gauge has never malfunctioned and has been our go-to for years. The only downside is that the price can be a bit high compared to other options ON the market. Overall, we highly recommend this pressure gauge for any professional in the industry..