Boston cooling maintenance, construction and service projects consist of a wide range of systems in the industry. At any time, Peak Mechanical Services Corp. can be called upon to install new air conditioning systems or troubleshoot and maintain an existing system, either refrigerant or water-based or install a new boiler plant and heating system. These systems can vary in mechanical process from black welded pipe; black threaded pipe; mechanical joint (grooved) pipe; brazed, soldered or pro-pressed copper. Peak Mechanical Service Corps. labor is a highly trained, knowledgeable and professional group of mechanics and technicians affiliated with Pipefitters Local Union #537, Boston, MA.