Residential and Commercial HVAC Solutions in Tucson and Green Valley
Specializing in residential or commercial HVAC solutions or air conditioning installation Scott Guerin Heating and Cooling is dedicated to keeping our clients in Tucson, Green Valley, and surrounding communities cool and comfortable.

Arizona’s summers can be brutal, but with Scott Guerin Heating and Cooling, we deliver 100% customer satisfaction on every project. We offer a wide selection of air conditioner models at affordable prices, from 14-seer equipment to 19-seer equipment, depending on your needs.
Your Comfort is Our Business
Whether you need commercial HVAC for a single residential unit or an entire office building, our highly trained and experienced contractors will provide the speedy, high-quality service you can always depend on with Scott Guerin Heating and Cooling.
Deposits are not required with Scott Guerin Heating and Cooling; never an upfront cost or added cost. Our estimates are 100% transparent, with no additional cost added at the end of your job.
- Is your HVAC system more than ten years old?
- Are you making frequent repairs or enduring hot and cold spells in certain rooms?
Take a proactive approach and evaluate its performance by one of our professionals.
Top Quality Residential and Commercial HVAC Products
When you have been in the industry as long as we have, you tend to be able to pick up on quality when you see it. Of course, we take pride in the quality of excellence that we provide our customers. However, it would mean nothing if the brand that we install is shoddy. This is why we take great care to ensure that the brands we recommend are the best.
Why Day and Night Is the Best AC
- Copper/aluminum coils and quality copper tubing.
- High-pressure switch to protect the system.
- ECM indoor blower motor provides efficient airflow.
- Control panels allow for quicker, easier service access.
- Rugged pre-painted steel cabinet, full perimeter metal-base rails, and wire grilles to
protect the coil.
Day and Night Performance Series
Sometimes, investing in a brand-new air conditioning unit can be stressful. However, there is no reason you cannot ensure that your home is comfortable without breaking the bank. This is an ideal package if you want the best of both worlds between affordability and performance.
- Economic efficiency, which will lead to savings in the long run.
- Competitive SEER rating of up to 16.
- Manufactured for coastal regions and smaller spaces.
Contact Us for Premium Commercial HVAC Installation Services
At Scott Guerin Heating and Cooling, we believe in always providing services our clients are 100% satisfied with. This is why we believe in customers not paying for services they’re unhappy with. For this great deal as well as a free quote for heating and cooling solutions, get in touch with us at (520) 648-2504 or email us at scott@guerinheatcoolaz.com. Alternatively, you can contact us on our online contact form. Please be sure to add in all your personal and property details.