The DFH Company
Louisville, Kentucky The DFH Company offers heating, air conditioning, duct cleaning, humidification and air filtration services. We offer products such as air conditioners, heat pumps, air cleaners, thermostats, furnaces & coils, air handlers, humidifiers, packaged units and accessories. Our heat pumps are a great solu More...
www.dfhcompany.com

Mainstream
Cranford, New Jersey Mainstream designs and manufactures custom air handling systems & components for commercial, industrial & specialized applications. Our custom air handling unit delivers years of reliable, trouble-free performance in situations where large volumes of precisely conditioned air are critical. Our custo More...
www.customahu.com

Filtech, Inc.
West Homestead, Pennsylvania Filtech, Inc. specializes in providing a complete line of filtration equipment and replacement filter elements. The filtration applications include filtration for heating, ventilation and air conditioning systems; specialized applications such as "clean rooms" and environmental containment of partic More...
www.filtechinc.com