Your trusted home service experts
Fast & Reliable AC Replacements
Serving the Front Range Area Since 1945!
Blue Sky has provided professional AC replacement across Denver and the Front Range for over 80 years. Our licensed technicians replace aging, failing, and undersized cooling systems with energy-efficient equipment sized correctly for Colorado homes.
Call (833) 800-2812 to schedule your free in-home AC replacement estimate.
Signs It Is Time for Air Conditioning Replacement
Most central air conditioners in Colorado last 12 to 15 years before replacement becomes more cost-effective than repair. The following signs may indicate it’s time to replace it.
- The AC unit is 12 to 15 years old or older
- Repairs are becoming more frequent or more expensive each season
- Cooling bills continue to rise despite regular maintenance
- Rooms cool unevenly, or indoor humidity remains high
- The system runs continuously without reaching the set temperature
- The unit uses an older refrigerant that is costly to recharge
A single symptom may only require a repair. Multiple signs together usually indicate the system is near the end of its service life.
Mario got out the same day and fixed the clog/leak in my AC system. He went the extra mile and helped me to clean out my unit outside. He answered all of my questions and educated me on beat in-class usage/maintenance.
Lucas N.
I would like to thank your company for the excellent service I received on my cooling system a few days ago from both Jake Canady and his partner Gage. They both went above and beyond my expectations.
Scotty A.
This review is for Daniel and Eduardo who did the installation of my new AC and furnace on September 7-8. I want to thank them for such excellent work. They both were very courteous and respectful of my property.
Kathy R.
I will always use Blue Sky for my plumbing and heating needs. I'm new to the area and finding a great contractor like Blue Sky really makes me feel at home. They are local and really provide great value for their exceptional service.
Tracy W.
"Highly Recommend!" Mario got out the same day and fixed the clog/leak in my AC system. He went the extra mile and helped me to clean out my unit outside. He answered all of my questions and educated me on beat in-class usage/maintenance.
Lucas N.
"Perfection from the moment we met at our home." I would like to thank your company for the excellent service I received on my cooling system a few days ago from both Jake Canady and his partner Gage. They both went above and beyond my expectations.
Scotty A.
"I appreciate their attitude." This review is for Daniel and Eduardo who did the installation of my new AC and furnace on September 7-8. I want to thank them for such excellent work. They both were very courteous and respectful of my property.
Kathy R.
"Blue Sky is amazing!" I will always use Blue Sky for my plumbing and heating needs. I'm new to the area and finding a great contractor like Blue Sky really makes me feel at home. They are local and really provide great value for their exceptional service.
Tracy W.
Repair vs Replacing Your AC Unit
If an air conditioner is more than 12 years old and repair costs exceed half the cost of a new system, replacement is generally the better investment. Our technicians provide an honest assessment of both options. When a repair will reliably extend the life of your current system, we recommend AC repair.
Our AC Replacement Process
Blue Sky follows a consistent process for every air conditioning replacement, so you know what to expect.
In-Home Assessment and Load Calculation
Every replacement begins with a Manual J load calculation rather than an estimate based solely on square footage. Denver area homes sit at elevations above 5,000 feet, and altitude affects how cooling equipment performs. Our technicians evaluate your home’s layout, insulation, windows, and ductwork to determine the correct system size.
Choosing the Right Replacement System
We offer equipment options that fit your home and budget, from standard-efficiency central air to high-SEER2 variable-speed systems. Each option includes clear, upfront pricing. Blue Sky installs trusted AC brands backed by strong manufacturer warranties.
Removal, Disposal, and Refrigerant Recovery
Our team recovers refrigerant from the old unit in compliance with EPA regulations and removes the equipment for responsible disposal. Haul-away of the old system is included in every replacement.
Installation, Testing, and Final Walkthrough
Most AC replacements are completed in one day. We set up the new equipment, connect and pressure-test the refrigerant lines, verify airflow and refrigerant charge, and run the system through a complete cooling cycle.
Denver Metro Residential AC Repair
AC Unit Replacement Cost in Denver Metro
The cost to replace an AC system in Denver is dependent on many factors, including system size, the existence and condition of duct work, and more.
Our team will provide a written estimate before any work begins.
Factors That Affect Air Conditioning Replacement Cost
System size in tons, the SEER2 efficiency rating, and the selected system type are all primary cost factors. The condition of existing ductwork, electrical panel capacity, and the accessibility of the equipment location also affect the final price.
Financing and Rebates for a New AC System
Blue Sky offers financing options for new cooling systems on approved credit. Xcel Energy rebates and federal tax credits can significantly reduce the cost of qualifying high-efficiency systems and heat pumps. Our team identifies every incentive your new system may qualify for to help you save on your new investment.
Should You Replace Your Furnace and AC Together?
Replacing the furnace and air conditioner together usually costs less than completing the two projects separately when the furnace is 15 years old or more. The systems share a blower and ductwork, so combining the work reduces labor costs and ensures the components are properly matched. If your furnace does not need to be replaced, our team will confirm that the new cooling equipment pairs correctly with the existing furnace unit.
We Are Near You!
Denver Metro Areas We Service
Benefits of Replacing
Your Old AC Unit
A new air conditioning system lowers cooling costs through modern SEER2 efficiency standards that older units cannot match. New systems also:
- Run more quietly
- Control humidity more effectively
- Maintain more even temperatures
- Include a full manufacturer’s warranty
- Eliminate the rising repair and refrigerant costs of an aging system
Air Conditioning Systems We Replace
Blue Sky replaces every type of residential cooling system found in Colorado homes.
- Central Air Conditioners: Central AC pairs an outdoor condenser with a furnace or air handler and is the most common cooling setup in Front Range homes.
- Heat Pumps: A heat pump provides cooling in summer and heating in winter, and modern cold-climate models perform reliably in Colorado. Heat pump replacements often qualify for the largest available rebates and tax credits.
- Ductless Mini-Splits: Ductless mini-splits provide efficient zoned cooling for homes without ductwork, as well as additions and finished basements.
- Evaporative Coolers: Many older Denver homes still rely on evaporative coolers. Also known as Swamp Coolers, these systems run clean outside air over damp pads, cooling the air naturally through evaporation.
Every replacement project begins with selecting the right equipment for your home’s size, layout, and comfort goals. To learn more about system types, sizing considerations, and installation options, visit our AC Installation Services page.
Why Choose Blue Sky for AC Replacement Near You
Blue Sky is a fourth-generation, family-owned company that has served Colorado homeowners for over 80 years. Our technicians are licensed, insured, background checked, and trained on the latest system standards. Every project includes upfront pricing and friendly service.
Schedule Your AC Replacement Estimate Today
To schedule a free in-home AC replacement estimate anywhere in the Denver Metro Area or Front Range area, please contact Blue Sky at (833) 800-2812 or schedule online. For an installation team who treats your home with the same care and respect that we would our own, rely on Blue Sky.
Front Range AC Replacement FAQs
- How Much Does It Cost to Replace a Heating and Air Conditioning System?
- When Should You Replace Your Air Conditioning System?
- Why Is AC Replacement More Expensive Than a New Installation?
- What Size AC Unit Does Your Home Need?
- How Long Does AC Replacement Take?
- Is It Worth Replacing a 15-Year-Old Air Conditioner?
- Can You Replace Just the Outdoor AC Unit?
