40+ Years of Combined ExperienceFamily Owned & OperatedLicensed, Bonded & InsuredServing Minneapolis ? St. Paul Metro AreaAlways Get a Live PersonAvailable 24 Hours a Day, Seven Days a WeekMost of the same principles apply to the water in your pipes or the air in your HVAC units. Both can be cooled or heated, and both rely on the proper function of separate, but similar, systems. So, it stands...