PRO-AIR is the region’s premier mechanical and plumbing contracting company, providing commercial customers throughout the Wa ... shington DC, Maryland, Virginia, and Delaware region with superior service since 1994. Our extensive experience in all aspects of the trade, from mechanical contracting services to Green buildings and LEAN construction, allows us to deliver the highest level of quality service as well as the most sophisticated systems and technologies available. PRO-AIR provides complete preventive tasking to allow a predictive approach for environmental systems operations. As a full service HVAC contractor, we offer installation, repair, replacement and service assistance. We have in-house sheet metal fabrication, duct system installation, control, automation and piping capabilities as well as full service plumbing and refrigeration services. PRO-AIR specializes in the following areas: -HVAC and plumbing systems; service and maintenance contracts -Prefabrication and pre construction work -Building Information Models (BIM) -CAD services and Trimble technology -Green buildings and LEAN construction services When you partner with the experts at PRO-AIR, we become an integral part of your team. We understand that every job is as unique as the projects themselves. read more