H M Sweeny Co

H.M. Sweeny Co. is a full-service supply house in Rockville that wholesales equipment, parts and supplies to the refrigeration, heating, air conditioning, property maintenance and plumbing trades. Its catalog covers HVAC equipment and parts, motors, refrigerant, recovery and charging tools, condensate management, pipes and insulation, hand and power tools, testing instruments and jobsite safety gear. It runs an HVAC Academy with upcoming classes and a turnkey division, and it offers cash and charge accounts. It sells to contractors rather than installing systems in homes. A published customer comment calls it a go-to source for hard-to-find parts. Rated 4.8 from 24 Google reviews, 22 of them five stars.