Comfort You Can Trust.
Limitless Options. One Company.
Cost Estimator
- Instant price ranges for different systems
- Customized for your home size
- No commitment required
HVAC Instant Cost Estimate Tool
Why Choose K2
Special Offers
Limited Time Savings
$250 off new Installation
New customers get $250 off on new installations.
Valid until: 2026-12-31
Refer a friend, get $50 off on your next service
Refer a friend and get a $50 off on your next service at K2.
Valid until: 2026-12-31
24/7 Emergency Service
Our technicians are standing by to help restore your comfort.
Areas We Serve
Dispatched 24/7 directly from our central headquarters at 60 S 2nd St, Deer Park, NY. We proudly serve every community within a 15-mile radius across Suffolk and Nassau counties.
Testimonials
"Prompt attention to my AC needs. Extremely professional, explained the problem, and solved it quickly at a very affordable price. Highly recommend K2 Heating & Air Conditioning!"
Steven Mercado
Verified Homeowner"Called K2 for emergency service of no heat at our house. They scheduled the service right away. The technician was knowledgeable and quick. He fixed the heat in no time. Very happy with the service. We will definitely recommend K2 to our family and friends."
Syed Ali
Verified Homeowner"K2 responded to our emergency heating call when our system shut down. Diagnosed the issue quickly, replaced the faulty component from truck stock, and had warmth restored within an hour. Honest, prompt, and highly professional HVAC team!"
Robert M.
Verified Homeowner"We recently had AC service from K2 and the service was outstanding! The technician troubleshooted well, was patient and gave great recommendations. He was extremely knowledgeable and I would highly recommend them! We will be using their services again!"
Kathleen Dory
Verified Homeowner"I highly recommend them and I think Abid is a very nice man that can be trusted. I’m in medicine and talk to a lot of people in distress so I can really tell when someone is good at it and Abid and his staff are. Don’t hesitate to call them."
Paul Gregory
Verified Homeowner"We just moved into our home in January and wanted to make sure our system was working properly reached out to K2 sweetest person that set up the appointment. The owner came with the maintenance individual and they were awesome. They checked out the unit they were 100% honest I knew it was in good condition."
Michelle Abreu
Verified Homeowner"Prompt attention to my AC needs. Extremely professional, explained the problem, and solved it quickly at a very affordable price. Highly recommend K2 Heating & Air Conditioning!"
Steven Mercado
Verified Homeowner"Called K2 for emergency service of no heat at our house. They scheduled the service right away. The technician was knowledgeable and quick. He fixed the heat in no time. Very happy with the service. We will definitely recommend K2 to our family and friends."
Syed Ali
Verified Homeowner"K2 responded to our emergency heating call when our system shut down. Diagnosed the issue quickly, replaced the faulty component from truck stock, and had warmth restored within an hour. Honest, prompt, and highly professional HVAC team!"
Robert M.
Verified Homeowner"We recently had AC service from K2 and the service was outstanding! The technician troubleshooted well, was patient and gave great recommendations. He was extremely knowledgeable and I would highly recommend them! We will be using their services again!"
Kathleen Dory
Verified Homeowner"I highly recommend them and I think Abid is a very nice man that can be trusted. I’m in medicine and talk to a lot of people in distress so I can really tell when someone is good at it and Abid and his staff are. Don’t hesitate to call them."
Paul Gregory
Verified Homeowner"We just moved into our home in January and wanted to make sure our system was working properly reached out to K2 sweetest person that set up the appointment. The owner came with the maintenance individual and they were awesome. They checked out the unit they were 100% honest I knew it was in good condition."
Michelle Abreu
Verified Homeowner"Prompt attention to my AC needs. Extremely professional, explained the problem, and solved it quickly at a very affordable price. Highly recommend K2 Heating & Air Conditioning!"
Steven Mercado
Verified Homeowner"Called K2 for emergency service of no heat at our house. They scheduled the service right away. The technician was knowledgeable and quick. He fixed the heat in no time. Very happy with the service. We will definitely recommend K2 to our family and friends."
Syed Ali
Verified Homeowner"K2 responded to our emergency heating call when our system shut down. Diagnosed the issue quickly, replaced the faulty component from truck stock, and had warmth restored within an hour. Honest, prompt, and highly professional HVAC team!"
Robert M.
Verified Homeowner"We recently had AC service from K2 and the service was outstanding! The technician troubleshooted well, was patient and gave great recommendations. He was extremely knowledgeable and I would highly recommend them! We will be using their services again!"
Kathleen Dory
Verified Homeowner"I highly recommend them and I think Abid is a very nice man that can be trusted. I’m in medicine and talk to a lot of people in distress so I can really tell when someone is good at it and Abid and his staff are. Don’t hesitate to call them."
Paul Gregory
Verified Homeowner"We just moved into our home in January and wanted to make sure our system was working properly reached out to K2 sweetest person that set up the appointment. The owner came with the maintenance individual and they were awesome. They checked out the unit they were 100% honest I knew it was in good condition."
Michelle Abreu
Verified HomeownerTrusted Brands We Work With
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