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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.