Plumbing and Valves


Contrast Mechanical, Michigan’s leading complete mechanical company, was founded as a plumbing company, so naturally, plumbing is at the core of our services.  We have extensive commercial and industrial experience and expertise with all plumbing systems and installations.  You can view our typical clients here and a sample of recent projects here.  Contact us today and get the peace of mind that it will be done right, on time and within budget the first time.

We service all commercial and industrial plumbing issues, including:

Common Installations

  • Domestic Water Piping
  • Water Main Repair
  • Sanitary Sewers
  • Storm Systems
  • Building Sewers
  • Roof Sumps, Roof Conductors, and Drain Piping
  • Hydronic Heating (Steam and Water)
  • Chilled Water
  • Refrigerant Piping
  • Natural Gas Piping
  • Certified Brazing and Welding

Specialty Installations

  • Medical Gas
  • Vacuum Piping
  • Flexible Gas Piping
  • PEX Piping Installations
  • Process Piping (Gas, Oil, Air, etc.)
  • Geothermal Piping Loops
  • Acid Waste Piping
  • Certified Backflow Prevention Testing


We also specialize in value diagnosis and replacement.  From the largest industrial valves to the stops under your fixtures, properly functioning valves are vital to the efficient and safe operation of any mechanical system.  Contact us to inspect and replace suspect or failing valves.


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