AC Repair and Replacement Services in Boulder, CO

High-Efficiency Cooling Services for Boulder Homeowners

When Boulder summer temperatures rise, your home needs a cooling system that can keep up without wasting energy. Your Cooper Green Team provides AC repair, AC replacement, air conditioning installation, mini-split service, heat pump service, and cooling maintenance for homeowners in Boulder and the Denver/Boulder metro area.

Since 1978, Cooper has helped Colorado homeowners stay comfortable while improving energy efficiency and reducing long-term utility costs. Whether your air conditioner is blowing warm air, your home has hot upstairs rooms, your energy bills are rising, or you are ready to upgrade to a high-efficiency cooling system, our licensed HVAC technicians are here to help.

Boulder homes can have unique cooling needs. Older homes may have limited ductwork. Foothills homes may deal with strong sun exposure and temperature swings. Energy-conscious homeowners may want to compare central AC, ductless mini-splits, and heat pumps before choosing a new system. Your Cooper Green Team makes the process simple with upfront pricing, flexible financing options, convenient scheduling, high-quality workmanship, and service backed by our 100% Satisfaction Guarantee.

Fast 24/7 Service

By highly-trained and licensed experts

High-Quality Work

Done right the first time

Efficiency That Works for You

Our high-efficiency systems have saved customers hundreds of millions in energy costs — and counting.

Call (720) 605‑7270

Our Cooling Services in Boulder

AC Installation and Replacement Services in Boulder

The Cooper Green Team is the installer of choice for homeowners looking to reduce their energy expenses and keep Colorado clean and beautiful for generations to come. We proudly install the most high-efficiency AC systems, including both central air conditioners, ductless mini-splits, and all-electric heat pumps. We offer a variety of brands suited to your needs and budget. And with upfront estimates and flexible financing, you can trust us to deliver peace of mind and 5-star satisfaction.

Our AC installation services include:

AC Repair Services in Boulder

If you're experiencing issues with your air conditioner and you need a fast, reliable repair, give the Cooper Green Team a call. Our licensed technicians arrive in fully-stocked trucks ready to handle repairs on all makes and models. We proudly offer a 1-year renewable warranty on labor and a 100% Customer Satisfaction Guarantee. With convenient same-day scheduling and some of the fastest response times in the state, Cooper makes it easy to get your AC back up and running in no time.

Our AC repair services include:

AC Maintenance Services in Boulder

When it comes to maintenance, nobody in Colorado offers a more comprehensive tune-up than The Cooper Green Team. Our 17-point safety and performance check is designed to lower your energy bills, eliminate surprise repairs, and extend the lifespan of your AC. We’ll assess all critical parts, remove debris from the outdoor unit, replace your air filters, and even provide a complementary air quality assessment.

For total peace of mind, we also offer an annual maintenance program that includes a yearly inspection of your AC system, as well as special discounts on repairs, priority scheduling, and more. It’s called the Cooper Green Club Maintenance Plan, and it’s made for cost-conscious homeowners who want to keep their home costs down and their comfort up year-round.

Our AC maintenance services include:

Boulder homeowner thrilled with her new AC system

Problem: When Boulder homeowner Lindsey needed a new furnace and wanted to add air conditioning, she was frustrated by the lack of clear pricing options from other HVAC companies. After finding Your Cooper Green Team online, she appreciated working with a long-standing family business that took the time to explain her options.

During the estimate, Jason provided thorough recommendations and helped Lindsey compare choices for her home and budget. After she approved the estimate, Cooper quickly scheduled the furnace and AC installation.

Solution: On installation day, Ethan and the Cooper crew arrived ready to complete the work with care and professionalism. After the installation, Ethan walked Lindsey through her new furnace and AC system, answered her questions, and made sure she felt confident using the equipment.

Lindsey was impressed by the communication, craftsmanship, and value of the installation. She shared that Cooper was thorough, helpful, and professional, and she felt confident she received a high-quality furnace and AC system at a reasonable price.

"Thorough, helpful and professional"

We received an initial bid to replace our furnace (and add AC) that just seemed so high! We randomly found Cooper online and were immediately happy to be supporting a long-standing family business. Jason was extremely thorough and helpful when he did an estimate and the crew (Ethan and team) was equally professional and thorough the day of the install. I feel super confident that we got the best quality furnace/AC system at a reasonable price and it was installed correctly. Highly recommend Cooper for your HVAC needs!
—Lindsey R. | Boulder homeowner

See more outstanding 5‑star reviews on Google

Boulder Cooling FAQ's

Boulder homeowners can call Your Cooper Green Team for AC repair, cooling maintenance, mini-split repair, heat pump repair, and air conditioning replacement. Our licensed HVAC technicians serve Boulder and the Denver/Boulder metro area.

An air conditioner may blow warm air because of a dirty filter, thermostat issue, frozen coil, weak airflow, electrical problem, outdoor unit issue, or refrigerant-related performance concern. A licensed HVAC technician can diagnose the problem and explain the best repair option.

Most homeowners should schedule AC maintenance once a year, ideally before summer. A yearly cooling tune-up helps improve efficiency, reduce the chance of breakdowns, support better airflow, and keep your system ready for hot Colorado afternoons.

AC replacement may make sense if your system is older, needs frequent repairs, struggles to cool your home, runs constantly, or causes high energy bills. If the repair is minor and the system is newer, AC repair may still be the better choice.

Yes. Heat pumps can be a strong option for Boulder homeowners because they provide both cooling and heating in one efficient system. They may be especially helpful for homeowners who want to compare high-efficiency HVAC options, reduce energy use, or replace both an AC and heating system.

Ductless mini-splits can be a good fit for Boulder homes with rooms that are hard to cool, additions, older areas without ductwork, home offices, garages, or upper-level bedrooms. Mini-splits provide targeted cooling without requiring traditional ductwork.

Hot upstairs rooms can be caused by poor airflow, duct issues, insulation problems, sun exposure, thermostat placement, or an undersized cooling system. Cooper can evaluate your home and recommend whether repair, maintenance, ductless cooling, or replacement makes sense.

You can help lower cooling costs by scheduling AC maintenance, replacing filters regularly, sealing air leaks, improving airflow, using a programmable thermostat, and upgrading to a high-efficiency AC, heat pump, or mini-split when replacement is needed.

Yes. Your Cooper Green Team installs high-efficiency central AC systems, heat pumps, and ductless mini-splits for Boulder homeowners. Our team can help you choose the right cooling system based on your home, comfort goals, efficiency needs, and budget.

It depends on your home. Central AC may be a good fit if your home has existing ductwork. A heat pump can provide both heating and cooling. A mini-split may be better for rooms without ductwork or spaces that never cool evenly. Cooper can compare your options and recommend the right solution.

An AC may run constantly because of a dirty filter, low airflow, undersized equipment, thermostat issues, poor insulation, extreme sun exposure, or an aging system that can no longer keep up. A technician can inspect the system and explain whether repair, maintenance, or replacement is the best next step.

Your Cooper Green Team provides AC replacement, high-efficiency cooling installation, mini-split installation, heat pump installation, and cooling maintenance for homeowners in Boulder and across the Denver/Boulder metro area.

Find the Right Cooling Service for Your Boulder Home

Not sure what type of cooling service you need? Your Cooper Green Team can help you match the issue you are noticing with the right solution.

If Your AC Is Not Cooling: You may need AC repair, thermostat troubleshooting, airflow service, or a full system diagnosis. Warm air, weak airflow, frozen coils, short cycling, or an outdoor unit that will not run should be checked by a licensed HVAC technician.

If Your System Is Old or Expensive to Repair: You may need AC replacement or a high-efficiency cooling upgrade. Cooper can help you compare central air conditioners, heat pumps, and ductless mini-splits based on your home, comfort goals, and budget.

If One Room Is Always Too Hot: You may benefit from a ductless mini-split, airflow improvement, cooling maintenance, or system evaluation. This is common in upper-level bedrooms, home offices, additions, older Boulder homes, and rooms with limited ductwork.

If Your Energy Bills Are Rising: You may need AC maintenance, filter replacement, airflow improvements, system cleaning, or a more efficient cooling system. Cooper can inspect your current equipment and explain what is affecting performance.

If You Want Heating and Cooling in One System: A heat pump may be the right fit. Heat pumps provide cooling in the summer and heating in colder months, making them a smart option for many Colorado homeowners who want efficient year-round comfort.

Enjoy The Benefits of the Cooper Green Club

Interested in saving money on home services throughout the year? We've got a maintenance plan that's right up your alley. Thousands of Colorado homeowners are already enjoying savings rewarded through the Cooper Green Club. The only thing that's missing is you!

Enroll in Cooper Green Club and get perks like:

tune-ups per year (heating & cooling)

reduced emergency service fees

10%

discount on heating services/repairs

Cooling Tips for Boulder and Denver Metro Homeowners

Why Is Your AC Not Completely Cooling Your Home?

When your AC isn’t cooling down your home to the set temperature, it’s a big problem. Fortunately, most common causes have easy solutions. In this article, we’ll cover the most common causes of why ACs do not completely cool a home.

How Long Do ACs Last in Colorado?

According to energy.gov, most central air conditioners last around 15 – 20 years, while most ductless mini-split systems can last 20 years or more.

In Colorado, you can probably expect your AC’s lifespan to fall within that range. However, it does depend on some key factors.

What’s the Cost of a Heat Pump Repair in Colorado?

Have a broken heat pump?

If so, the first question on your mind is probably, “How much is a repair going to cost me?”

Schedule AC Service in Boulder, CO

If your AC is struggling, your home has hot spots, or you are ready to explore a high-efficiency cooling upgrade, your Cooper Green Team can help.

Call today to schedule AC repair, AC maintenance, AC replacement, mini-split service, or heat pump service in Boulder and the Denver/Boulder metro area.

Call (720) 605‑7270