Day and Night AC and Heating Products – Arizona Dealer Cooling | Heating | Other Products

Need help deciding what kind of heating and cooling product is right for you? We’ve got some tips and advice on how to choose the right product to increase your efficiency and home comfort levels.



Now that you’ve found the perfect home comfort solution, it’s time to think about paying for your new investment. Many times you can offset your investment by your estimated efficiency savings on your monthly utility bill. We offer financing options through Wells Fargo Financial National Bank with a range of plans to fit your needs. Financing is subject to credit approval. Ask your local Day & Night® dealer for more information about our financing options.


When it comes to your home or office, you want an air conditioning / heating system that will perform to meet your needs. We help you get cleaner air quality and address your specific needs. We find out your home or business size, the number of people living or working there, and the specific needs. If you have allergies or pets in your home, we find an AC that filters the air to your needs. If your office has some challenging zones to reach, we place your HVAC system and ductwork to make sure you have even cooling and aren’t paying a fortune in energy bills. We’ll help you weigh the advantages between ductless and central air conditioning or heat pump applications to help you pick the best replacement choice.

Who We Serve:

  • Residential and Light Commercial HVAC Services
  • Installation / Replacement of air conditioning equipment, heat pumps, heating / furnace,  ductless mini-splits, ductwork, thermostats, and sheetmetal flashing/gutter/downspout
  • Design-Build services
  • Professional system sizing  
  • Consultation services

When it comes to installation day, you get an experienced and friendly technician at your door. Work is done with the utmost care and we use a checklist to ensure every part of your installation is done right. At the end, we’ll walk you through your new AC and show you all of its features so you can start enjoying it right away.


AC Warranties Included

We make sure your AC is properly placed and sized so you get the full efficiency promised on that sticker rating.

We go over the manufacturer’s warranty for the parts and our work comes with a labor warranty. You never have to worry about extra costs for HVAC installation work with Scott Guerin Heating and Cooling.

Every Day & Night product is backed by exceptional warranties. We offer our No Hassle Replacement™ limited warranty on our premium products. That means we replace your unit if the compressor, heat exchanger or covered coil fails within your coverage period. We also give you extra coverage with a 10-year parts and compressor limited warranty* for peace of mind. Our warranty options are hard to surpass, just like our dependable products.

Your comfort is our business!

Whether you need Air Conditioning Installation in Tucson, AZ 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 & Cooling.

Save money in the desert heat with a new Air Conditioning System

Is your HVAC system more than 10 years old? Are you making frequent repairs or enduring hot and cold spells in certain rooms? Don’t wait until the system dies. Take a proactive approach and have its performance evaluated by a professional. Replacing an old, inefficient system with an Energy Star-rated model can save you about $200 per year on your utility bill, plus make your house far more comfortable.

When the temperature in Arizona reaches the hundreds and above for months on end, cooling Oro Valley and the surrounding areas is our main goal. Whether your home or business needs a new unit because the current unit is broken or if you’re seeking a new unit in order to lower your monthly utility bills, we can help you. Perhaps you have a functioning unit and would like to make certain it stays that way- sign up for a seasonal maintenance plan.

Need Help?

To discuss your cooling options and needs, call us today to set up an appointment for Air Conditioning Installation in Tucson, Oro Valley, Green Valley Arizona with one of our HVAC specialists.

Air Conditioners

Air Conditioners

Constant Comfort™ Deluxe Series
Our most quiet, efficient cooling series for the best home comfort levels
Superior summer dehumidification for more comfort in warm weather
Two-stage operation and SEER ratings up to 19 for energy-saving, lasting performance
Combine compatible air conditioners with Observer® Communicating Wall Control and communicating indoor unit for the ultimate in home comfort

Constant Comfort™ Series
Our reliable and efficient cooling series delivers consistent, relaxing home comfort
Impressive SEER ratings up to 16, with compact sizes available
Enhanced sound-reducing features and summer dehumidification features

Performance Series
Our economical air conditioners help maintain your home's comfort and efficiency
SEER ratings up to 16, with coastal units available

Arizona is known for its scorching hot Summer days. That is most likely why you are here – looking for a way to escape the Summer heat and keep your home comfortable. The good news is Scott Guerin Heating And Cooling can help! Thanks to our years of experience, we know quality when we see it. A prime example is Day and Night air conditioners in Tucson, Green Valley, Oro Valley Arizona.

Heat Pumps

Heat Pumps

Constant Comfort™ Deluxe Series
Our highest efficiency heat pump series that delivers superior electric cooling and heating as well as summer dehumidification
Works with intelligent home comfort systems when paired with an Observer® communicating wall control and communicating indoor unit
Part of a dual fuel system when paired with a compatible furnace and thermostat

Constant Comfort™ Series
Lasting performance and efficiency come together to make this heat pump series the perfect addition for consistent, year-round comfort
Delivers reliable air conditioning, electric heating and summer dehumidification with SEER cooling ratings up to 16
Dual fuel capable when paired with a compatible furnace and thermostat

Performance Series
Our economical heat pump series that delivers efficient electric cooling and heating as well as summer dehumidification
Dual fuel capable with compatible furnace and thermostat for energy-saving performance
Scott Guerin is here to help you with your home comfort. In fact, we have an affordable solution to year-round comfort, without those skyrocketing utility bills. Namely Day and Night heat pumps in Tucson, Green Valley, Oro Valley Arizona.

At Scott Guerin Heating and Cooling – our number one priority is your comfort. When you choose Scott Guern – not only will we help you choose the best pump – but also install it in your home! All you need to do is visit our easy-to-navigate Contact Us page. If it is more convenient – you can also pop us a phone call at (520) 648-2504.

Gas Furnaces

Day And Night Gas Furnaces in Tucson, Green Valley, Oro Valley Arizona

Constant Comfort™ Deluxe Series
Our highest efficiency, top-of-the-line gas furnace series delivers superior home comfort
Energy-saving modulating and two-stage operation options for more even temperature control and quiet operation
Combine compatible gas furnaces with the Observer® communicating wall control and communicating indoor unit for the ultimate in home comfort

Constant Comfort™ Series
Durable gas furnaces that maintain home comfort and efficiency
Competitive heating efficiency ratings up to 96% AFUE
Dual fuel capabilities with compatible heat pump and thermostat

Performance Series
Budget-friendly and efficient gas furnaces for even levels of home comfort
Single-stage operation with quiet, reliable performance

Arizona may see some scorching hot Summer days. However, the nights tend to be a bit chilly now and then. Of course, Winter is a completely different ballpark. Are you considering investing into the warmth of your home, and the comfort of your family? Scott Guerin Heating and Cooling recommends Day and Night gas furnaces in Tucson, Green Valley, Oro Valley Arizona.

The Scott Geurin Heating And Cooling team have the experience to help you. Our track-record proves that we are more than capable of handling the installation of your brand-new gas furnace. The best part of all is contacting us has never been easier. All you have to do is pop us a call at (520) 648-2504. We understand that sometimes phone calls can be an inconvenience – if this is the case for you, feel free to check out our Contact Us page. We look forward to hearing back from you.