Thermostat Services for You

Ozaukee, Waukesha, and Washington Communities

24/7 Emergency Services

Same-Day Free Estimates

Licensed, Bonded, and Insured

Precision Thermostat Services for Your Comfort

At Full Service Heating & Air Conditioning Inc, we're dedicated to keeping your home or business at the perfect temperature year-round. With over 35 years of experience, we've been serving the Ozaukee, Waukesha, and Washington communities since 1993, providing expert thermostat services that ensure your HVAC system operates at peak efficiency. Our team of factory-trained professionals is authorized to work on oil, natural, and LP gas systems, giving you peace of mind that your heating and cooling needs are in capable hands.
We understand that a properly functioning thermostat is crucial for maintaining comfort and energy efficiency in your space. That's why we offer comprehensive thermostat services, from installation to repair and maintenance. As a locally owned business, we take pride in our commitment to fair pricing, same-day free estimates, and 24/7 emergency services. We're not just HVAC technicians; we're your neighbors, dedicated to keeping you comfortable all year long. Ready to optimize your home's climate control? Contact us today and experience the difference that professional thermostat services can make.

Why Choose Us

Box, dollar sign, and handshake representing a transaction.

Fair Pricing

Black gear with a wrench, likely representing settings or maintenance.

Utility-Approved

Black factory icon with a circular inset of a factory.

Factory-Trained

Man in blue gloves using a drill to install or repair a wall-mounted air conditioner.
Black gas cylinder with a flame symbol.

Authorized to Work on Oil, Natural, and LP Gas

Black award badge icon with a star and ribbons.

EPA-Certified

Handshake with a clock circling above, representing a time-sensitive agreement.

Same-Day Free Estimates

Smartphone next to a thermostat displaying WiFi signal.

Smart Thermostat Installation

Upgrade your home's efficiency with our smart thermostat installation service. We'll help you choose and install the latest in programmable and Wi-Fi-enabled thermostats, allowing you to control your home's temperature remotely and save on energy costs. Our RSES-certified technicians ensure a seamless integration with your existing HVAC system, maximizing comfort and convenience.

Half sun and half snowflake icon, symbolizing hot and cold.

Thermostat Repair

When your thermostat malfunctions, it can throw your entire HVAC system off balance. Our skilled technicians are equipped to diagnose and repair all types of thermostat issues quickly and efficiently. From faulty wiring to sensor problems, we'll get your system back on track, ensuring accurate temperature control and optimal energy use. With our 24/7 emergency services, you'll never be left in the cold—or heat—for long.

Three overlapping speech bubbles with three dots each, representing conversation.

Here's what our satisfied customers are saying...

At Full Service Heating & Air Conditioning Inc, we take pride in providing exceptional heating and cooling to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Full Service Heating & Air Conditioning Inc, and let others know what you think.