W.M. Henderson Plumbing & Heating 500 Abbott Dr Ste A, Broomall, PA19008 W.M. Henderson Plumbing & Heating is a residential and commercial maintenance, installation and repair company. It…More offers services for heat pumps, gas systems, air cleaners, humidifiers, water heaters, sewer clogs, pipe locating, basement waterproofing and more. Maintenance plans are available.