If you're in the market for a reliable frederick hvac company, look no further than Holtzople Heating, Air Conditioning & Electrical Services. With over three decades of experience under our belt, we stand as a testament to quality workmanship and exemplary customer service. Our family-owned-and-operated business is helmed by Jerred and Vicki Holtzople, who are committed to delivering top-notch HVAC solutions in Frederick, MD, and beyond. Our comprehensive range of services includes the innovative Aeroseal Duct Sealing technology, state-of-the-art air scrubbers, and energy-efficient ClimateMaster systems. From Gas Furnaces to Geothermal heating options and Oil Furnaces to the versatile Ductless Mini-Splits – our expertise covers it all. As a certified Google Nest Pro installer, we ensure your home remains smart and comfortable. Moreover, with our exclusive Holtzople Units alongside trusted humidifiers & air cleaners, you can expect nothing less than the best indoor air quality.