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Heating

Trust our team at Cool Sunshine to keep your home warm and comfortable on those colder nights here in CO. Our HVAC professionals work with all makes and models of furnaces so you can rely on us to help with any type of heating need you may have.

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Cooling

Our high-efficiency air conditioners can bring plenty of comfort to your Denver home when the summer temperatures start to soar. Our cooling experts at Cool Sunshine work with all makes and models of air conditioners.

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Indoor Air Quality

Breathe easy and stay healthy by improving the indoor air quality in your home or business. Our team of indoor air quality experts can help you clean your air to help promote good health. Cool Sunshine has all of the right solutions to put you on the right path for an ideal indoor environment.

WE HAVE PROCESSES IN PLACE FOR COVID-19.

A+ rating with the BBB

Highest-quality workmanship

No-hassle installs

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Locally owned and operated

Clean and tidy

Why Choose Cool Sunshine?

With over 60+ years of combined experience, Cool Sunshine has been installing the highest-quality, most energy-efficient systems throughout the Denver metro area. We pride ourselves on putting our customers first, ensuring their home comfort needs are always met.

Highly trained and certified technicians

Upfront pricing

Over 60+ years of combined experience

cool sunshine logo

Why Choose Cool Sunshine?

With over 60+ years of combined experience, Cool Sunshine has been installing the highest-quality, most energy-efficient systems throughout the Denver metro area. We pride ourselves on putting our customers first, ensuring their home comfort needs are always met.

Highest-quality workmanship

No-hassle installs

A+ rating with the BBB

Locally owned and operated

Clean and tidy

Highly trained and certified technicians

Over 60+ years of combined experience

Upfront pricing

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YOUR HEATING & AIR CONDITIONING
COMPANY IN DENVER, CO

At Cool Sunshine, we pride ourselves on being an industry leader, serving the Denver metro area since our very first day in business back in October 1996. We are family owned and operated, specializing in tailoring your Cool Sunshine experience to exactly what you need.

Our hands-on owners are involved with the everyday operation of Cool Sunshine, striving to make each experience an easy process for both our customers and team members. Our highly trained team members can handle anything from routine furnace or air conditioning maintenance or repair to installing high-efficiency, energy-saving heating and cooling systems.

We are dedicated to building lifelong relationships with our customers while providing the highest-quality, energy-efficient systems and best workmanship in Denver.

CHECK OUT OUR LATEST SPECIALS

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FREE ESTIMATES!

Schedule an estimate for a new system today!

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FREE ESTIMATES!

Schedule an estimate for a new system today!

SEE WHAT OUR CUSTOMERS ARE SAYING ABOUT US

Air Conditioner Maintenance in Denver, CO, 80304

“Timely, quick & efficient!”
- Norman R.

We have been Cool-Sunshine customers for 14 years. They have done all HVAC work--great and trusted contractor.

Courtesy and professionalism of our Phone Representatives:

Timeliness in responding to your needs:

Knowledge and expertise of the Salesperson:

Communication and follow-up from the Salesperson:

Courtesy and professionalism of the Installation Team:

Expertise and workmanship of the Installation Team:

Condition of the work area after job completion:

Was the warranty discussed with you? YES

Were our maintenance agreements explained to you? YES

What brought you to our company? I AM A PRIOR CUSTOMER

Please select your top 3 reasons for choosing our company:
SALESPERSON,
REPUTATION,
TIMELY RESPONSE

Cool Sunshine Heating and Cooling did an excellent job installing our two A/C units

Courtesy and professionalism of our Phone Representatives:

Timeliness in responding to your needs:

Knowledge and expertise of the Salesperson:

Communication and follow-up from the Salesperson:

Courtesy and professionalism of the Installation Team:

Expertise and workmanship of the Installation Team:

Condition of the work area after job completion:

Please select your top 3 reasons for choosing our company:
SALESPERSON,
REPUTATION,
PRICE

COMMENTS:

Cool Sunshine Heating and Cooling did an excellent job installing our two A/C units. They were very careful working in the house and around tricky landscaping outside!

WE LOVE HEARING FROM OUR CUSTOMERS

If you've had us work on your HVAC system we would love to hear from you, too.

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READ THE COOL SUNSHINE BLOG

Wiping condensation off of the windowsill

How Can You Manage Your Home’s Humidity?

June 23, 2022

Indoor humidity is a drag. It makes relaxing extremely difficult—after all, you are sweating inside your home! It can affect your health, triggering asthma attacks and flaring allergies. It tends to put everyone in a sluggish mood—even the goldfish. Let’s zap that excess moisture right out of the room, and look at ways to manage your Colorado home’s relative indoor humidity.

Read More
Outdoor air conditioner next to a pink flower.

How Does an Air Conditioner Work?

June 14, 2022

As a homeowner here in Colorado, it’s always a good idea to learn as much as you can about your appliances. That means knowing their basic operations, what features are included, and if any necessary upkeep is involved. Needless to say, this is no exception for your air conditioning (AC) unit.

Read More
Modern Programming Thermostat. 3d Rendering.

Thermostat Settings: On vs. Auto

May 26, 2022

We all know the difference between the heating and cooling settings on a thermostat.

Read More

NEED HVAC SERVICE?

Contact the experts at Cool Sunshine.

CALL US AT 303-287-1846!