Personalized Service
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Personalized Service
NisAir has proudly been serving Martin, Palm Beach, St. Lucie, and Indian River County since 1973. As a family-owned and operated business, we were founded on the principals of integrity, quality work, and always putting the customer first. We've grown a lot over the years, and that growth has been fueled by our customer's satisfaction and referrals.

In fact, our Lennox Premier Dealer status recently rated us at 99% customer satisfaction. NisAir offers exceptional air conditioning, heating, and HVAC services that can keep your home comfortable throughout the year. We're fully licensed and insured, and we'll ensure you're satisfied with our work.
Services
NisAir was founded in 1973 by our parents Philip and Patricia Nisa. After a few years of working in the HVAC field, the Nisas started their own company in a small office in Jensen Beach with their partner, who Philip worked for previously in Boca Raton, FL. Growing up in and around the air conditioning business with our father made every day a learning experience.
A humming air conditioner can be completely normal, as long as it's making a steady, low sound. However, if any of your A/C components start to. Just like any type of mechanical equipment, your air conditioner makes noise when it's operating. Over time, you get used to hearing its usual. If you're in the market for a new air conditioner, you want to make sure that you get the best system to fit your needs and your budget.
Is your air conditioner on its last legs? Do you spend more time sweating and opening windows in your home than you do enjoying the fresh air? If so, then it's time to give yourself the climate control you need for a fair price. At NisAir, we offer the finest A/C installations, repairs, and maintenance in the Treasure Coast area.
You don't fully appreciate your air conditioner until the day it stops working. If you need an effective replacement of your climate control system call the professionals at NisAir. We're family owned and operated and have over 40 years of experience in the industry. We inspect your ducts, diagnose your A/C issues, and offer affordable and effective repairs or replacements that will keep your home cool and comfortable.
Maintaining your climate control system will not only keep your home cool and comfortable throughout the year but can also save you money on repairs down the road. At NisAir we're happy to offer fast, effective, and affordable A/C and furnace maintenance that will ensure a small issue now don't develop into a costly fix later.
Reviews (12)
Robin Raney
Robin Raney
Oct 19, 2021
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Always reliable , on time and professional. Have used them fir over 20 years!
Kathleen Pickering
Kathleen Pickering
Jun 05, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
This family owned company knows their business! Prompt, friendly and efficient service. All techs have complete knowledge of air-conditioning systems. Phil and his team are a delight to work with! Highly recommend NisAir for any AC needs—commercial or residential.
Services: AC maintenance, Installation, AC repair
Beverly Shea
Beverly Shea
Dec 20, 2020
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Love Now Air Conditioning. They are the best! Better than all the rest!!!
A. Anter
A. Anter
Dec 01, 2020
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Excellent service. They installed my new a/c last September. Those guys were so good and cleaned up everything. (Orlando and Abu). After the tropical storm passed I called them to come and check something. Fred was efficient and explained things to me. Office staff are very courteous, too.
Nancy Stewart
Nancy Stewart
Aug 24, 2020
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It was a long time since they did a maintenance fo us on a previous a/c and they also did a good job. Nancy Stewart
Donna M.
Donna M.
Jul 06, 2020
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Living in Florida does require a great HVAC Company.
NisAir does have quality, value, professionalism, responsiveness and of course punctuality too. Extremely knowledgeable!
Our units were installed a few days ago in PGA Port St. Lucie. Thank the Lord to finally have a Company that truly cares about their customers.
I would highly recommend you call NisAir .... Have a blessed day.
Valerie Bomar
Valerie Bomar
Sep 17, 2019
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I’ve been using Nis Air for 12 years. They are knowledgeable and fast. I highly recommend. Do not hesitate to call them. Very honest. Thank you Nis Air you are a true 5 star company.
Scott Farnham
Scott Farnham
Apr 03, 2019
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I have worked for NISAIR for almost 25 years great company to work for! They have always taking care of me so I know they will take care of you!!!
Gary Miller
Gary Miller
Sep 26, 2018
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Both James and Chris were highly professional and meticulous.
They put down protection so the floor would not be scuffed.
They cleaned the area before and after the installation.
The installation was Superior.
They took care of problems with the old installation. Which I thought was outside of their scope. Making the system more efficient.
They answered all our questions and help get the thermostat on to the wireless router.
I believe they went above and beyond and would recommend this company to anyone.
I will try to post a photo later.
Sharon Faraci
Sharon Faraci
Jul 06, 2018
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Great response time! Within 1 hour I got a return phone call and 1 hour after that Nick from Nis Air was at my home. Polite, efficient and informative about future maintenance.
Thank you .
Patricia Hetzler
Patricia Hetzler
May 30, 2018
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I arrived home Monday evening and had no A/C. Called them Tuesday morning and they came out and said my coil in the air handler was bad and they would have to order one. I told them I couldn't wait a week for it to come in as I have breathing problems. They went above and beyond and found a coil and installed it this morning (Wednesday) I am so impressed with this company, they have a customer for life!
Steven Hsmilton
Steven Hsmilton
Nov 15, 2017
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The people work there they know what they are doing especially the technicians