We provide professional AC installation and replacement for homes and light commercial cooling systems throughout Waukesha County and surrounding areas. Our technicians help you choose the right-sized system for your space to improve comfort, efficiency and long-term performance. We offer free quotes, clear pricing and expert installation backed by a 10-year warranty on new AC units.
Prompt Heating & Air Conditioning installs and replaces all major AC brands for residential and small business properties. Starting with a professional assessment gaurantees your new system is properly sized and installed, helping you avoid higher energy costs, uneven cooling and future repairs.
Air conditioner installation and replacement is the process of removing an outdated, inefficient or failing system and replacing it with a properly sized unit built for your home or business. Professional installation helps improve energy efficiency, indoor comfort and system reliability while reducing the risk of costly breakdowns and performance issues.
We back every job with a 2-year workmanship warranty and a 10-year warranty on new AC units. This is on top of the manufacturer's warranty, which will remain valid as long as you have your air conditioner installed and maintained according to the manufacturer's specifications.
If your air conditioner is over 10–15 years old, struggles to keep your home cool, needs frequent repairs or causes rising energy bills, it may be time for a replacement. Uneven cooling, strange noises, weak airflow and frequent system breakdowns are also common signs your AC may be nearing the end of its lifespan.
Having an HVAC professional inspect your system can help you avoid costly repairs on a unit. Our technicians can assess your current system, explain your options and provide a free quote for AC replacement, repair and maintenance so you can make the best decision for your home and budget. Our goal is to help you get the most life out of your current system and keep your energy bills and repair costs down in the long run.
Air conditioners need to be replaced every 10-15 years. This service life can extend depending on how well it was maintained over the years it was in use. To learn if you need an AC replacement, contact an HVAC professional today.
We install and replace all major brands of residential and light commercial air conditioners, including (but not limited to):
Installation costs can vary depending on the size of your home, the brand and model selected and the amount of labor needed to remove and replace your existing system. For the most accurate estimate, our technicians can assess needs and provide a free quote on your AC installation or replacement.
5% off
New Equipment Purchases
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Parts and Service
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U.S. MilitaryHow long does a home AC unit last? 
On average, a Wisconsin AC unit located outdoors has a service life of around 15 years. This can vary based on how often and how well it was maintained over those years. If you’re not sure whether your air conditioner needs to be replaced, give us a call. We’re not going to give you a hard sell if you don’t actually need a new one. If we can help you get more quality time out of your current AC unit, we will. AC recharges are also available if you are looking to prevent unwanted issues in the hot summer. Our HVAC contractors can provide preventative maintenance on your new system until repairs and replacement are absolutely needed.
How long does it take to install an AC unit?
AC unit installations can vary depending on the brand of air conditioner bought and the current setup.
Can I replace my AC unit myself?
You cannot replace your AC unit by yourself. An HVAC contractor is needed to correctly install the electrical components. EPA regulations require a certified technician to install AC units and handle refrigerant. Prompt offers AC unit replacement services across Waukesha County.
Who installs air conditioners?
The Prompt HVAC technicians install air conditioners across Waukesha County. Get a free installation estimate from our experts today.
Our service area covers all of Waukesha County and surrounding areas, including:
Someone from our team will contact you.
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They do GREAT work, fair pricing, friendly and very professional. Would HIGHLY recommend calling them if you need heating or cooling. They can give you a quote and get the job done. Do tune ups and new. Give them a call you won't be sorry. Find this ...
Working with Ty has been great! He always makes room for us in his schedule and comes out quickly. He is extremely knowledgeable and a pleasure to work with. He explains every step and does not jump to pricey and potentially unnecessary tests. We HIG...
My central air stopped working yesterday and I went online to try to find just the right company to call. After reading so many glowing reviews, I decided to go with Ty and Prompt Heating and I am so glad that I did! Ty had an appointment availa...
Great service. Always explains along the way. Very good pricing. I've used Ty's services for probably 15 years; for services varying from yearly inspections to full replacement of furnace; at my properties and other family members'. Always satisfied....
Ty is the consummate professional that cares about you as a person not just a customer. The price is right and "PROMPT". Good name for the company. Find this review on Google
Ty was great to work with. Fair price and were in and out quickly. Worked well with us in figuring out what we wanted and what worked for us. He didnt try to oversell us on products we didn't need. Find this review on Google
On time, excellent service, cleaned up after they finished. Will recommend to family and friends without reservation!!! Find this review on Google
Ty was quick, did an awesome job, and is a really stand up guy! Find this review on Google
It was a great experience having Prompt fix both my home furnaces and my office A/C. He is extremely knowledgeable! Find this review on Google
Prompt heating is the Best in Milwaukee.Highly recommend them. Find this review on Google
After calls to several places, Ty was the first person who was actually helpful and offered options. His prices were extremely competitive, not only for brand name equipment, but for his excellent services. When there was issues with the unit we had ...
Fantastic service. We will only choose Prompt Heating & Cooling from now on. Ty was kind enough to show us exactly where the problem was, making it easy to understand. Thanks for everything! Find this review on Google
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