Get matched with top window a/c unit installers in Hempstead, NY

"Great job done. very professional. Took the unit out and fully serviced it. when they brought it back it ran like new."

"I hired Matt when I needed a few things like installing an ac, building a few cabinets, and later on to hang some heavy items . Matt was always friendly, on time, and willing to go the extra step to make sure I was happy with how everything looked! I’ll reach out to him again next time I need help, and recommend him to others who need work done!"

"Ram installed my central A/C unit. He was very professional, he did an excellent job."

"Ivan and his team did a great job, definitely will hire them again and recommend them to my friends."

"Excellent work. Have a wonderful door Paul installed it terrifically I would definitely use them again."

"They came when they said they would, evaluated my existing/dying AC unit accurately - not worth repairing - and helped me take it out of the window. Their bill was modest and their personnel very pleasant."

“We are a trusted HVAC company specializing in maintenance, repair, and installation services. We ensure efficient, reliable heating and cooling systems to keep your home or business comfortable year-round.”

Hi, I’m Jerry, a dedicated HVAC technician based in central Islip , New York. With years of hands-on experience, I service, repair, and maintain all makes and models of heating and cooling equipment for residential and light commercial customers.\nI take great pride in delivering high-quality workmanship on every job. My approach is simple. I’m always honest, reliable, and thorough. I’ll give you straight answers about what your system needs — no upselling or shortcuts — and I stand behind every repair and installation I perform.\nWhether it’s routine maintenance, emergency repairs, refrigerant work, or a full system replacement on any brand of equipment, my goal is to keep your home or business comfortable while building long-term trust with every customer

At Advance Air Tech, we believe that true comfort is built on precision and reliability. As your local HVAC specialists, we provide cutting-edge heating, cooling, and air quality solutions designed to keep your home or business running efficiently year-round. From routine maintenance to complex system installations, our mission is to deliver 'Advanced' technology with old-school customer service. We don't just fix units; we optimize your environment."

I have been doing plumbing and hvac work for 10 years. I have multiple licenses and very reliable and professional