People have to come to rely on Manning Mechanical and the impeccable service that they provide. Once you've had the “Manning Mechanical” experience, we are sure we will become your heating and cooling service providers. Manning Mechanical serves the entire Greater Detroit metropolitan area. We are licensed by the State of Michigan with a specialty license in "Hydronic (boiler) Piping". Manning Mechanical specializes in Boiler Systems, Tankless Water Heaters, High-Efficiency Furnaces.