Reliable Controls is pleased to announce that we have entered into a vendor relationship with Dwyer Instruments. Founded in 1931, Dwyer customers have come to associate their brand with quality, reliability, and readily available low cost products. As a leading manufacturer in the controls and instrumentation industry, the Michigan City, Indiana company continues to grow and serve major markets including, but not limited to HVAC, chemical, food, oil and gas, and pollution control. At the forefront of their thousands of product offerings are the Magnesense, Magnehelic, Photohelic, and Digihelic pressure gages.