Stay Cool and Comfortable Year-Round

Schedule HVAC system installation services in O'Fallon, MO

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
  • Packaged

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

Don't sweat through your couch

Don't sweat through your couch

Putting off your HVAC repairs any longer would be a mistake. Triplett Mechanical Services provides 24/7 emergency HVAC repair services in O'Fallon, MO and surrounding areas.

We have HVAC repairmen standing by 24/7, ready to repair your faulty AC unit or heating system at a moment's notice. You can rely on us to inspect your faulty HVAC system, identify any issues and repair or replace broken components on the spot.

Call 314-488-0373 right away to get emergency HVAC repair services.