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Your Source for Heating and Cooling Service in the John's Island Community

When it comes to heating and cooling maintenance, repair, and replacement in John's Island, homeowners know that Custom Air Systems Inc is the company to count on. Our experts have tons of experience, and their familiarity with the John's Island area means that you can feel confident that, no matter your concern, we have seen and fixed it before.

Though you’d never expect to have your heater break down in the coldest time of the year or your air conditioner fail during summer, it happens every year to people just like you. When you encounter this kind of HVAC emergency, you don’t have time to waste. We understand that. If you have an urgent problem, give us a call at 772-571-1080 right now and we’ll get to work on finding you a solution as quickly as we can.

Hopefully you haven’t had to deal with this kind of serious problem, and with a little bit of scheduled maintenance, hopefully you won’t ever have to! Though we can’t see what’s going on inside our appliances, scheduling regular checkups with an HVAC expert is the best way to prevent a malfunction from taking place, not to mention helping to ensure you have clean air and low utility bills.

We know there are a lot of HVAC companies in town. What sets Custom Air Systems Inc apart is our people. Our experts are fast, kind, and experienced. While you can be certain they’ll get the job done right the first time, you can also rely on that same level of service every time you call. Beyond our many satisfied customers, our heating and cooling products are also the best around, with industry-leading warranties and ENERGY STAR certifications.

For all of your HVAC needs, the choice is clear. Call the professionals who have been serving families in your area for years. At Custom Air Systems Inc we will always put you and your family’s comfort first. So whether you need your furnace or AC fixed rapidly or you just want to arrange for regular maintenance, contact us at 772-571-1080 today.

If your air conditioner isn't working, call Custom Air Systems Inc for an AC repair
HVAC Repair
Our air conditioner repair techs are here to get your system back running so you can get back to comfortable living.
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Product Selector

In the market for a new heating and cooling system, but don’t know which will fit with your needs, budget and home? Custom Air Systems Inc can help.


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About Custom Air Systems Inc

With more than 100 years in existence, Lennox has consistently offered industry-leading innovation and technology while upholding stringent durability and reliability standards. The specialists at Custom Air Systems Inc help bring those standards to Indian River County so that you can always experience complete home comfort. If you’re searching for a new HVAC system or even if you just have a question about what we offer, give us a call at 772-571-1080 or set up an appointment with us online. We’d love to hear from you. 

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Visa Accepted
MasterCard Accepted
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Proud members of our local Chamber of Commerce
Custom Air Systems Inc
12198 County Rd 512
Fellsmere, FL 32948

Phone: 772-571-1080
Email: casi100@bellsouth.net
License # caco51810