New Construction HVAC in Jacksonville, FL
Building a custom home, managing a residential build or running a commercial project in Northeast Florida? Cool Cats sizes HVAC systems with professional load calculations and coordinates the work with your construction.
Who We Work With
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Homeowners building a custom home
You want a system sized for the house you're building and a clear explanation of your options.
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Homebuilders and general contractors
You need an HVAC contractor who sizes systems properly and talks through scheduling with you.
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Commercial contractors
You need HVAC for a light-commercial project within our service area.
Sizing Starts With a Load Calculation
New construction is the right moment to size a system correctly. We perform professional load calculations so the equipment matches the building as designed, not a rule of thumb. That matters in Northeast Florida, where an oversized system can short-cycle and leave the air humid.
Equipment Options
For residential projects, we install Ruud and Bryant systems. The right choice depends on your budget, efficiency goals, the application, and equipment availability. We'll lay out options at different efficiency levels so you can weigh upfront cost against long-term operation.
Communication Through the Project
We'll talk through timing with you or your builder up front. If something changes on the build, call us and we'll work through it together.
Where We Work
We serve Jacksonville and the Beaches, plus Ponte Vedra Beach, Nocatee, St. Johns and St. Augustine — generally within about 40 miles of our Jacksonville office. We don't schedule routine work south of St. Augustine, north of Jacksonville, or west of Downtown Jacksonville. Outside these areas? Give us a call — some jobs can be considered case by case.
Frequently Asked Questions
Do you work with homebuilders and general contractors?
Yes. We work with homeowners building custom homes, homebuilders and general contractors, and commercial contractors.
How do you size HVAC for a new home?
With a professional load calculation, so the system matches the home as designed rather than a rule of thumb.
What equipment do you install in new homes?
We install Ruud and Bryant systems. The right choice depends on your budget, efficiency goals, the application, and equipment availability.
Where do you take on new construction projects?
We serve Jacksonville and the Beaches, plus Ponte Vedra Beach, Nocatee, St. Johns and St. Augustine — generally within about 40 miles of our Jacksonville office. We don't schedule routine work south of St. Augustine, north of Jacksonville, or west of Downtown Jacksonville.

What Our Customers Say
5-star reviews from Google. Rated 4.9 from 103 reviews.
“Aaron came over to scope out a project for me. He was extremely knowledgeable, competent but most of all honest. I sincerely appreciated he did not try to sell me something I didn't need. We will without a doubt be using this company for our needs in the future.”
“Aaron made it to my house quickly and immediately got to work. Checked everything and kept me informed on what was wrong. Highly recommend.”
“Wouldn't have anybody else for a/c repairs! They are awesome and most importantly they are honest! Really appreciate them!”
Ready When You Are
Request service online or call us during office hours (Monday–Friday, 8:00 AM – 5:00 PM). We'll inspect, explain what we find, and give you options.