Residential Heating/Cooling

Stay Cool and Comfortable Year-Round

Need a heating system installed in your new construction home? Is it time to replace your inefficient AC unit? We can help. Triplett Mechanical Services can complete your HVAC system installation in the O'Fallon, MO area.

Our heating and cooling specialists can meet with you, help you decide on an energy-efficient HVAC system, and install it right away. The kinds of HVAC systems we install include:

  • Heat pumps
  • Furnaces
  • Mini-split AC
  • Central AC

Contact us today to get your free estimate and arrange for HVAC system installation services.