How much does it cost to replace a thermostat professionally?

Professional thermostat replacement cost depends on the thermostat type and your system’s wiring and controls. We install and replace programmable thermostats, smart upgrades, and zone thermostats across Ashburn and nearby cities. Integration with zoning or other HVAC components can affect labor. Your technician will diagnose, present upfront pricing, and confirm costs on site. MVP members receive 15% savings on service repairs, no trip fees during regular hours, a discounted emergency after-hours fee, plus an extended two-year limited warranty on most repairs and priority dispatch.

Updated: 2025-12-24 00:00:00

Need help in Ashburn, VA? Call (540) 402-1789 or book online.

"He also programmed it and gave us a tutorial on its operation." — Bob P.