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    Awards, Certifications & Partners

    Visit our main showroom:

    Holtzople Heating & Air Conditioning
    16424 Old Frederick Road
    Emmitsburg, MD 21727

    Phone: 866-500-4328
    Fax: 866-880-2599

    Hours of Operation
    Monday – Friday: 7:30 am – 5:00 pm
    Available 24/7 for emergency service.

    Contact our satellite office:

    Holtzople Heating & Air Conditioning
    47 S Carroll Street
    Frederick, MD 21701

    Holtzople proudly serves both central Maryland and southern Pennsylvania with unmatched heating and air conditioning services and product installations:

    Maryland: Frederick, Carroll and Washington counties
    Pennsylvania: Adams & Franklin counties

    We’ve made it easier than ever to contact our offices. Call or email us anytime, or use the convenient contact form to the left, and leave the rest to us. We guarantee a return call to the number you provide within 24-hours of contact. We provide 24-hour emergency service, so you can rest assured your heating and cooling needs will be met on your schedule.