Let Us Make Your Home Feel Like Home

PG County Heating & Cooling Experts

AC and Heating Company in District Heights, MD

HVAC Near Fort Washington, MD

If you're looking for an HVAC team that'll keep your home comfy and cozy, look no further than One Hour Heating & Air Conditioning of PG County! Our team of highly trained technicians are the experts when it comes to installing, repairing, and maintaining heating and air conditioning systems in the Fort Washington area. We know how important it is to get things done right the first time – which is why we deliver top-notch service with a smile.

Our mission is simple: to keep your home's HVAC system safe, sound, and running at its best! We've got all the tools and expertise needed to take on any job, whether it's installing a new furnace or just doing some routine maintenance on your air ducts.

Customized HVAC Services near Fort Washington, MD

We believe that providing quality HVAC services is just the beginning, and its personal relationships that make all the difference. We take pride in getting to know you and building a relationship so that we can tailor our services to your needs. After all, you deserve nothing less than the best!

Our technicians will:

  • Arrive on-time to your scheduled appointment
  • Be friendly and courteous
  • Provide you with transparent pricing
  • Treat your home with respect and care

We're here for you no matter the time of day, and we'll ensure your heating and air conditioning systems are in tip-top shape. With our quick response times when repairing broken systems and upfront pricing on installations and services, you can count on us every step of the way.

Ready for us to become your go-to team for HVAC help? We already feel like your second family!

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100% Satisfaction Guaranteed

Always On Time...

  • ‘Round the Clock Availability

    No matter the hour, you can trust One Hour to be there to help you when you get hit with the unexpected.

  • 100% Satisfaction Guarantee

    We guarantee our materials, labor, and craftsmanship for up to two years from the date of your service.

  • StraightForward Pricing® Guide

    Before we start any work, we discuss your available options so you know exactly what you are getting and how much it will cost. No hidden fees!

  • Always On Time…Or You Don’t Pay A Dime!®

    We understand your time is valuable, so we promise to arrive at your home within the predetermined time window that you select, or your service call is free.

Get the Best Service Around

Our Happy Customers

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.

  • “Will always ask for Jose when we need our furnace and air conditioner ready for the summer and winter. Again thank you, Jose! Great job!”

    - Patricia M.
  • “Mike P was extremely knowledgeable helpful and patient he took his time to check out our system and to see what was wrong and gave us options for repair. Truly appreciate all his help.”

    - Majko Veit | deer park, NY
  • “I have been very impressed with the standard/routine maintenance services as well as the duct cleaning, The technicians were courteous, knowledgeable, thorough, and conscientious. They explained the ...”

    - Nicole Knickmeyer | Clarksville, TN
  • “I had the best experience with One Hour Air Conditioning! Jose was the gentleman who was sent to my home and he provided excellent service. He was very knowledgeable, he fixed my AC problem and was ...”

    - Elena del Moral | Miami, FL
  • “I just want to say Thank you to Sheena James, i didnt actually have any services done, i was just inquiring about yall services, but Sheena was very helpful friend courteous and knowledgeable about ...”

    - Ida Thomas | Missouri City, TX

Special Offers

  • One Hour Heating & Air Conditioning of PG County 10% Off Any Service for Veterans, Teachers, Senior Citizens, & First Responders. One Hour Heating & Air Conditioning of PG County Print

We Are A Part Of Your Community

Maryland HVAC Technicians You Can Trust

At One Hour Heating & Air Conditioning, you’ll find licensed, expert Fort Washington technicians who are a part of this community. We’re proud to be independently owned and operated, meaning we live and work in the very cities we serve. As a result, we feel a call to help our neighbors in times of need and a strong commitment to service excellence.

We hire talent who are from here, helping boost the local economy by keeping dollars in our backyards. Whether you need assistance with HVAC repairs, installations, or maintenance, you can always count on our team.

Choose One Hour Heating & Air Conditioning of PG County for Unmatched HVAC Services in Fort Washington, MD. Whether it's HVAC repairs, installations, or maintenance, rely on our expert team for all your needs. Call us at (240) 201-4722 or request an appointment online at to learn more!

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Frequently Asked Questions

  • What does the One Hour mean in your company name?

    The ‘One Hour’ in our company name indicates our guarantee to be at your home in the predetermined window quoted when you set your appointment. If we do not show up within that window, your service call fee is waived.

    1. Express Appointment: This is an appointment that is scheduled during a specified one-hour time slot. You are promised that a technician will arrive at your home within this one-hour time window. You will also receive a call when the technician is en route to your home.

    2. Reserved Appointment: This is an appointment that is scheduled during a specified, two-hour time slot. You are promised that a technician will arrive at your home within this two-hour time window. You will also receive a call when the technician is en route to your home.

    3. Standard Appointment: This is an appointment that is scheduled during a specified four-hour time slot. You are promised that a technician will arrive at your home within this four-hour time window. You will also receive a call when the technician is en route to your home.

    4. Stand-By Appointment: This appointment is for overflow situations. This appointment will not have a specified time. You will receive a call when the technician is en route to your home.

    5. Emergency Appointment: This appointment is for an unspecified time after normal business hours Monday – Saturday and all day on Sundays/Holidays. Calls are dispatched in the same order they are received. You will also receive a call when the technician is en route to your home.

  • Do you service emergencies after-hours?

    Yes, we offer emergency services 24-hours a day, year-round.
  • How much will my service cost?

    The size and complexity of your HVAC issue will determine the cost. Because our trained, licensed HVAC technicians must diagnose the issue before we are able to quote you an accurate cost, we require an appointment to be set to complete a diagnostic on your system. Once the diagnostic is complete, your One Hour(R) technician will walk you through all costs using our Straightforward Pricing(R) Guide so there are never any surprise fees.
  • How often should I service my HVAC system?

    It’s ideal to service your cooling system each spring and your heating system each fall to ensure you find small issues before they become big problems.
  • How often do I need to change my HVAC filter?

    Your filter should be changed every one to three months, depending on conditions in your home and your region’s climate.
  • Do you offer purchase financing?

    We work built relationships with several lenders to ensure our customers are able to restore comfort in their homes. Ask your technician about your financing options.
  • What are the advantages of a smart thermostat?

    Smart thermostats learn a household's patterns and adjust heating and cooling according to when a home is occupied, give homeowners the ability to control the thermostat remotely, and enable homeowners to reduce their energy use, saving you money.
  • What is HVAC?

    HVAC means Heating, Ventilation, and Air Conditioning. HVAC systems refer to air conditioners, furnaces, and any unit that cools indoor spaces during the summer and warm them in the winter.

    In general, an HVAC system takes in air, heats or cools that air, and blows it into a room or any indoor space. While many homes have separate air conditioning and heating units, others have a heat pump that cools and heats the house.

    Not only do HVAC systems maintain desired temperatures, but they also improve indoor air quality and regulate humidity levels. But most importantly, these units provide comfort all year round.

  • What is a SEER Rating?

    The SEER (seasonal energy efficiency ratio) is a measure of the efficiency of your heating and cooling system.The higher the SEER rating, the more efficiently a unit operates. The SEER rating of any given unit can range anywhere from 13 to 21.

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