Certified by One Hour Heating & Air Conditioning • Nov 01, 2026
HVAC Contractor
One Hour Heating & Air Conditioning is a trusted residential HVAC company serving homeowners throughout Ossining, Yorktown Heights, Peekskill, Tarrytown, White Plains, Mount Kisco, Croton-on-Hudson, Chappaqua, Pleasantville, Briarcliff Manor, and surrounding Westchester County communities. Our experienced technicians provide AC repair, heating repair, HVAC installation, furnace replacement, heat pump services, preventive maintenance, and indoor air quality solutions. We are committed to helping homeowners stay comfortable year-round with dependable service, upfront pricing, and quality workmanship backed by a nationally recognized brand.
Location
Certified by One Hour Heating & Air Conditioning • Nov 01, 2026
Certified by One Hour Heating & Air Conditioning • Nov 01, 2026
MondayOpen 24 Hours
TuesdayOpen 24 Hours
WednesdayOpen 24 Hours
ThursdayOpen 24 Hours
FridayOpen 24 Hours
SaturdayOpen 24 Hours
SundayOpen 24 Hours
Products & Services
1 list · 17 items
Explore offerings from One Hour Heating & Air Conditioning on 17 St Charles St 2nd Floor in Thornwood, with popular services available at this location.
Services
17 items
Services
AC Replacement Install
Emergency Repair
Heating Install
Home Visit Inspection
HVAC Estimate
HVAC Install
HVAC Premium Tune-up/Restore Package
HVAC Repair
HVAC Standard Tune-up/Cleaning Package
HVAC Warranty Work
IAQ Estimate
IAQ Install
Maintenance - Member
Maintenance - Non Member
Mini-Split Install
New System Estimate
Replacement Estimate
Reviews
4.8
66 reviews
5 stars
59
4 stars
4
3 stars0
2 stars0
1 star
3
EW
Eddie Wong
Oct 29, 2026
5.0
Mark and his crew replaced two oil furnaces + control boards. They did a very nice job. Crew were clean and neat. Mark is responsive /prompt and will go the extra yard to do a good job. Excellent upfront/fair pricing. Will use again in the future
MC
Moises Colon
Oct 28, 2026
5.0
Aaron is very professional and informative, takes his time to explain how components work so the client can understand how they function. Very honest.
GO
George Owens
Oct 26, 2026
5.0
Excellent service. Personable, knowledgeable.
RG
Robert Gagliardi
Oct 21, 2026
4.0
Booked an appointment online and they were there the next morning. Made sure furnace was safe and came back a few days later for extensive cleaning.
MK
Marcio Kobayashi
Sep 18, 2026
1.0
I am extremely disappointed with my experience. The technician arrived at 1:30 PM, and after just 5 minutes, he claimed he needed to service the unit to make it work. I then ran into an issue where my credit card declined, and rather than checking the system or continuing to look at the issue, he just sat there doing absolutely nothing while I spent a full hour on the phone resolving it. I ultimately had to use Apple Pay to pay $444.33 instead of the $59.00 I expected.
After ten minutes, he finally got the furnace lit. Despite bragging about being a "pro" with 18 years of experience, he failed to do basic checks to ensure everything was properly set for the fire to start safely. He didn't even notice that the furnace obviously needed cleaning until after the fact, at which point he tried to charge me an additional $850 just to clean it. At that point, I had to kick him out of my house. He spent more time bragging and waiting around than doing actual, professional work. I do not recommend this service.
Frequently Asked Questions About One Hour Heating & Air Conditioning
What services does One Hour Heating & Air Conditioning provide?
One Hour Heating & Air Conditioning is an HVAC contractor specializing in heating and air conditioning services.
Where is One Hour Heating & Air Conditioning located?
They are located at 17 St Charles St 2nd Floor, Thornwood, NY 10594, USA.
What are the business hours for One Hour Heating & Air Conditioning?
They are open 24 hours a day, every day of the week.
How can I contact One Hour Heating & Air Conditioning?
You can reach them by phone at +1 914-315-4802 or by email at info@nybesthvac.com.
When was One Hour Heating & Air Conditioning established?
The company was established in the year 2025.
Does One Hour Heating & Air Conditioning have an online presence?
Yes, their website is https://www.onehourheatandair.com/westchester and they have a Facebook page at https://www.facebook.com/620042144518991.
What nearby businesses can I visit after a service call at One Hour Heating & Air Conditioning?
Nearby you can visit JJ's Deli Thornwood, a popular sandwich shop and restaurant, or Dino's Pizzeria for Italian dining options.
Are there any nearby auto services close to One Hour Heating & Air Conditioning?
Yes, Glossworks Auto Detailing and Exxon & Mobil Stations offer auto detailing and gas services close by.
Which nearby places can help customers with home improvement needs?
LeSan Insulation Corp, Westchester Pavers LLC, and Hammer Time Remodeling Contractor provide various home improvement and contracting services nearby.
Are there any healthcare providers near One Hour Heating & Air Conditioning?
Yes, nearby healthcare providers include Nadine Cohen, MD, Optum Neurology - Thornwood, Riverside Dental, Marble Dentistry, and best smiles orthodontics.
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