Smart thermostat installation and repair. Upgrade to energy-saving controls today. NATE Certified technicians licensed in 8 Colorado counties.
A smart thermostat can save 10-23% on your heating and cooling bills — and On Time Heat & Air installs all major brands including Nest, Ecobee, Honeywell, and Emerson Sensi. We handle the full installation including wiring, Wi-Fi setup, schedule programming, and a walkthrough of all features. We also repair and replace traditional thermostats. If your thermostat is reading the wrong temperature, not responding, or failing to trigger your HVAC system, our technicians can diagnose and fix the issue quickly.
Our NATE Certified technicians have the training and real-world experience to handle any thermostat services job. We hold active licenses in 8 Colorado counties — Adams, Arapahoe, Aurora, Broomfield, Commerce City, Denver, Douglas, and Jefferson — so we're authorized to work anywhere in the Denver metro. We provide upfront pricing, honest recommendations, and stand behind every job.
Select your city for location-specific thermostat services information:
Fast diagnosis and repair for all AC brands. Same-day emergency service available 24/7.
Professional central air installation and replacement. Free estimates on all new systems.
Expert furnace repair for all makes and models. 24/7 emergency heating repair available.
New furnace installation and replacement. Energy-efficient systems with financing options.
Heat pump installation, repair and maintenance. Year-round comfort, energy-efficient.