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Elmsford AC & Heating Repair, Installation & Maintenance

The Most Reliable Heating & AC Company in Elmsford

One Hour Heating & Air Conditioning® of Elmsford is Elmsford's trusted source for HVAC services. We’re proud our team has some of the highest-trained AC, heater, and furnace experts in the area. However, it’s not just our ability to quickly install and repair HVAC systems that makes our customers love us. Our team does great heating and AC repairs while providing unprecedented customer service. We’re ready to help you whether you’ve experienced a late-night HVAC emergency or need routine maintenance. Our team loves showing you what we can do!

Why We Have Return Customers

Despite carrying the name of a national brand, we’re an independently owned and operated business. We treat our customers as if they are our neighbors because they are our neighbors! Don’t just accept our promise to provide great service—trust our guarantees. We guarantee three important things: we’ll be on time for your appointment, you’ll be 100% satisfied with our work, and we’ll be upfront about the pricing of our services. If we fail in any of these areas, we’ll make it right. We’ll even pay you back for each minute that we’re late! Call our Elmsford HVAC technicians today to find out more about our guarantees and services—you’ll be glad you did.

Always On Time... Or You Don't
Pay A Dime

We Have A Reputation For Being Punctual, Friendly, and Knowledgeable

    “I called about a problem with heater in a home I had just purchased, and it turned out that "One Hour" was the company that had installed it just one year prior. They came out to take care of the ...”

    “The installation team was professional and speedy. The appreciation shown to me for being a customer afterward was awesome!”

    “My technicians were friendly and on-time. They didn't try for a hard sell — they just gave me helpful advice.”

    “Their prompt and courteous services are something a lot of tradesmen have forgotten over the years.”

    “No need to wait a week — just call One Hour. When I scheduled, the technicians came the very next morning, on time!”

    “I have had them for 10 plus years, and I can't say enough good things about these people.”

  • Areas We Serve
    • Ardsley
    • Briarcliff Manor
    • Dobbs Ferry
    • Elmsford
    • Harrison
    • Hartsdale
    • Hawthorne
    • Irvington
    • Larchmont
    • Mamaroneck
    • Pleasantville
    • Port Chester
    • Purchase
    • Rye
    • Scarsdale
    • Tarrytown
    • Thornwood
    • Valhalla
    • West Harrison
    • White Plains
  • Zip Codes We Serve
    • 10502,  
    • 10510,  
    • 10522,  
    • 10523,  
    • 10528,  
    • 10530,  
    • 10532,  
    • 10533,  
    • 10538,  
    • 10543,  
    • 10570,  
    • 10572,  
    • 10573,  
    • 10577,  
    • 10580,  
    • 10583,  
    • 10591,  
    • 10594,  
    • 10595,  
    • 10601,  
    • 10602,  
    • 10603,  
    • 10604,  
    • 10605,  
    • 10606,  
    • 10607,  
    • 10610

Here for You Around the Clock

Our Comfort Specialists are available to help, no matter the time of day. If you're in need of emergency services, we've got you covered 24/7.

Part of the Authority Brands Family