Founded in 1920, RAL Supply Group, Inc. is one of the leading plumbing, heating and air conditioning wholesalers in the Northeast, with seven convenient branch locations. We serve contractors, consumers, builders, and the commercial and industrial sectors with our trade supply branches. RAL Supply Group, Inc. also provides building automation systems, custom control panel fabrication, technical field support, in-house training and climate control consulting services for engineers and installers. Over the decades, RAL Supply Group, Inc. is proud to have been heavily involved in the communities it serves, supporting other local businesses, regional chambers of commerce, and various philanthropic groups throughout the region.