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    Awards, Certifications & Partners

    Home Advisor Approved iconBetter Business Bureau iconACCA Member iconNorth American Technician Excellence Certification iconWater Furnace GEOPRO Master Dealer logobest of HomeGuide 2020trane comfort specialist emblemmitsubishi preferred diamond contractor logo

    Visit our main showroom:

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

    Phone: 301-898-3494
    Fax: 866-880-2599
    Email: [email protected]

    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.

    Bill Remittance

    To pay by credit card or e-check, please use our convenient online form.

    If you would like to pay by physical check, please use this address:
    Holtzople Heating & Air Conditioning
    PO Box 267
    Emmitsburg, MD 21727