Call 24/7 for emergency service 410.272.3800

Upper Baltimore County - HVAC Technician

Your local One Hour Heating & Air Conditioning has been serving the Harford and Northern Baltimore Counties area since 1978. 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.
653 W. Belair Avenue Aberdeen, Maryland 21001 License Number: 16006
Available 24/7

    S&K'S One Hour Is Family Owned Has Been In Business Since 1978. We Are A Member Of The Better Business Bureau With An A+ Rating.


Steve Stewart

Steve Stewart - Owner - General Manager

Steve has been the owner since 1982 and General Manager since 1995. he has grown through all phases of heating and air conditioning and takes great pride in hiring only the best people to serve his clients.


    We provide on time service and/or replace heat pump systems, oil furnaces, gas furnaces and hot water heating systems. our service clubs are the best value around.


    • Air Conditioners
    • Air Handlers
    • Boilers
    • Ductwork
    • Furnaces
    • Heat Pumps
    • Indoor Air Quality
    • Maintenance Agreements
    • Thermostats
    • Air Balancing
    • Duct Sealing
    • Flue Liners

    • Baldwin
    • Chase
    • Essex
    • Fork
    • Glen Arm
    • Hydes
    • Kingsville
    • Long Green
    • Middle River
    • Monkton
    • North Baltimore
    • Nottingham
    • Parkville
    • Perry Hall
    • Phoenix
    • Rosedale
    • Towson
    • Upper Falls
    • White Hall
    • White Marsh

    We're sorry, but looks like we don't have any special offers listed for your location at this time.  Please call your local One Hour Heating & Air Conditioning at 410.272.3800 to see if any new offers are available for you!

  • 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.


A family of home services:

Strong partnerships and a national support system.

Independently owned and operated.