Is your HVAC system not responding to your thermostat? Sometimes, the issue goes beyond dead batteries, and you need a thermostat replacement to restore the settings you want for comfort. The Chill Brothers offer professional thermostat replacement so you can keep using your heating and cooling system at peak efficiency.
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It starts with the HVAC system suddenly stopping. Homeowners suddenly start to calculate the huge cost of replacement and lose their sleep over it. The good news is that it’s not always your system that’s at fault.
If your thermostat is malfunctioning, it can’t communicate with your HVAC system to operate. As whole-home comfort specialists, The Chill Brothers take care of thermostat replacements, so you get your system back up to perform again. We handle basic, programmable, and modern smart thermostats to perfectly fit your home’s needs and budget.
How would you know if it’s a thermostat problem or an AC problem? Look for these thermostat-malfunctioning signs:
Eliminate frustrating hot and cold spots by reading the true room temperature
Effortlessly scale back your heating and cooling when you’re away
Stop short-cycling and unnecessary strain on your compressor
A flawless installation that protects your warranties
Guidance on maintaining the system and setting up the apps



When you partner with The Chill Brothers, you are partnering up with factory-trained technicians for your whole-home comfort.
Our complete thermostat replacement service includes:
We don’t want you to waste money on unnecessary repairs. That’s why our technician will perform a full diagnosis on your system to confirm the thermostat is your issue and recommend the right fit.
We offer the top-tier thermostat brands in the industry for a smooth integration with your current heating and cooling system. Everything is brand new and fully backed by warranties.
Our Lennox factory-trained technicians safely remove your old thermostat and install the new one, maintaining all the configurations, including C-wires.
We do a complete test cycle for both heating and cooling units to make sure the communication between them and the thermostat is on point.
At The Chill Brothers, we understand that a bad wiring job can easily short-circuit the entire HVAC system. That’s why our NATE-certified technicians handle all the thermostat replacements.
Our technicians follow a careful process for thermostat replacement to make sure everything works smoothly from day one.
Initial HVAC Inspection
We start by checking your overall HVAC system to better understand how your heating and cooling setup is performing and whether any underlying issue could affect the installation.
System Compatibility Check
Next, we assess your current thermostat and confirm the best replacement model to make sure your new one is fully compatible with your HVAC system.
Safe Removal of Old Thermostat
We carefully remove the existing thermostat. We do it safely to avoid any damage to the wiring of your HVAC system and maintain a smooth transition.
New Thermostat Installation
We then install your programmable or smart thermostat with proper wiring, secure mounting, and correct system connections.
Calibration for Optimal Performance
After installation, we calibrate the thermostat so it accurately reads temperature and communicates correctly with your HVAC system.
Final Testing and Walkthrough
We run full-system tests to make sure everything is working perfectly. Then we set up the app and walk you through maintenance before wrapping up.
In general, the thermostat installation/replacement cost depends on the type of your thermostat and how much time it takes (due to labor rates). The Chill Brothers offer a flat $199 for all smart thermostat installations regardless of the hours and brand. Plus, you get $49 worth of inspection included in the service!
Get a baseline budget for a heating system upgrade
Calculate the exact thermal load your home need
Find out the tonnage your home needs to stay cool
Make sure your ductwork can handle the airflow
Calculate how much you save on an efficient upgrade
Consider a replacement if your thermostat is unresponsive, causing uneven temperatures, or leading to higher energy bills. You can truly pinpoint if your thermostat has the issue after an in-depth inspection.
In most cases, a standard thermostat replacement takes about 30 minutes to 1 hour. If you need extra wiring adjustments, it may take slightly longer.
Yes. Most modern HVAC systems are compatible with smart thermostats. However, get a quick inspection to confirm if you need additional wiring and system support before installation.
The cost depends on the type of thermostat you choose and your system setup. Basic replacements are more affordable, while smart thermostats offer higher value with long-term energy savings.
We offer Lennox, Ecobee, and Honeywell thermostats. However, the $199 flat-rate is applicable for any thermostat you want to install.
Yes. A malfunctioning thermostat sends the wrong signals to your HVAC system. With wrong inputs, the system performs sub-optimally and has extra wear and tear that add up to a lower lifespan.
Yes. Smart thermostats can automatically change to the optimal settings that lower your energy bills.
Most thermostats last around 10-15 years. The number can vary depending on the model, usage, and maintenance. An older thermostat may become less accurate over time, even if it seemingly continues to perform.
We’re here to make home comfort upgrades easier, more affordable, and completely hassle-free. Our certified HVAC technicians are ready to help you schedule a quick consultation and get your system running the way it should.
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