Call 24/7 for emergency service 301.515.1001

Frederick - HVAC Technician

Your local One Hour Heating & Air Conditioning has been serving the Frederick area for many years.. We promise prompt and professional service to all of our customers. "Always on time, or you don’t pay a dime."™ We look forward to solving all your heating and air conditioning repair, installation and service needs. Call us now to schedule an appointment.
301.515.1001
Available 24/7
2702 Back Acre Circle Mt. Airy, Maryland 21771
  • SPECIAL OFFERS

    $25 OFF any repair

    Save $25 on any repair service
    Coupon must be presented at time of purchase. Cannot be combined with any other offers. Some restrictions, taxes and fees may apply.
    Expires: 9/15/2015 12:00:00 AM
  • Maintenance Program

    The One Hour Heating & Air Conditioning® maintenance agreement, Comfort Club™, provides you with regular system checks. 

    A Comfort Club™ agreement will keep your system running at its peak.


    CLICK HERE TO FIND OUT MORE

A family of home services:

Strong partnerships and a national support system.

Independently owned and operated.