Take a look at our past work!

Cornett Heating & Cooling

We service the Serverna Park, Annapolis, Arnold, Pasadena, Glen Burnie, Millersville and surrounding areas.  Reach out to us if you’d like a consultation, 410-647-6979

About Cornett Heating & Cooling


Cornett Heating & Cooling, located in Severna Park, Maryland, is your premier destination for top-quality HVAC (Heating, Ventilation, and Air Conditioning) services. Our team of highly trained and certified technicians is dedicated to providing exceptional HVAC solutions for both residential and commercial customers. When it comes to HVAC installation, maintenance, and repairs, we have the expertise to keep your indoor environment comfortable year-round. At Cornett Heating & Cooling, we prioritize energy efficiency and sustainability, offering eco-friendly HVAC options to help you reduce your energy bills and environmental impact.


As your trusted HVAC company in Severna Park, we take pride in our commitment to customer satisfaction and our deep roots in the local community. Our website, https://www.cornetthvac.com/, showcases our professionalism and the range of services we offer. Whether you need a new HVAC system installed, routine maintenance, or emergency repairs, you can rely on Cornett Heating & Cooling to deliver reliable, cost-effective solutions. Contact us today for all your heating and cooling needs, and experience the difference our expertise makes in keeping your home or business comfortable and energy-efficient.


Check out some important pages from our company's website:


Read what 300+ clients have said about our services:

Our Work

515 Red Bluff Court , Millersville, MD, US

Cornett Heating & Cooling installed this 3-Ton Bosch Heat Pump in Millersville Maryland. As a top HVAC company near me, you can count on our team of technicians to help you with all of you heating and cooling needs. If you are interested in learning more about Bosch, here is some info just for you!


BOSCH!

A Bosch 3-ton heat pump is a type of HVAC (Heating, Ventilation, and Air Conditioning) system designed to efficiently heat and cool residential or commercial spaces. The "3-ton" designation refers to the system's cooling capacity, indicating that it can remove 36,000 BTUs (British Thermal Units) of heat per hour.


Bosch is a well-known brand in the HVAC industry, known for its high-quality and innovative heating and cooling solutions. Their heat pumps utilize advanced technology to extract heat from the air outside and transfer it indoors during the heating season, and vice versa during the cooling season, providing year-round comfort with reduced energy consumption compared to traditional heating and cooling systems.


Overall, a Bosch 3-ton heat pump is a reliable and efficient option for maintaining comfortable indoor temperatures while minimizing energy costs and environmental impact.






  • Our Services
  • Our Services: Full Installs
500 Old Pasture Lane , Severna Park, MD, US

Bosch 2 Ton Heat pump 18 seer

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  • Our Services: Full Installs
1934 Arundel Road , Pasadena, MD, US
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5 Bristol Circle , Annapolis, MD, US

Cornett HVAC installed this 3-ton Bosch with Gas Furnace in Annapolis. If you are trying to choose the right HVAC company for you, you should consider the following:


  1. Research Reputation: Look for reviews, testimonials, and ratings online to gauge the reputation of each company. Pay attention to factors such as customer satisfaction, reliability, and professionalism.
  2. Request Multiple Quotes: Obtain quotes from at least three different HVAC companies to compare pricing, services offered, warranties, and any additional perks or incentives.
  3. Verify Credentials: Ensure that the HVAC companies you're considering are licensed, bonded, and insured. Additionally, check for certifications from reputable organizations such as NATE (North American Technician Excellence) to ensure technicians are well-trained.
  4. Seek Recommendations: Ask friends, family, or neighbors for recommendations based on their experiences with HVAC companies. Personal referrals can provide valuable insights into the quality of service and customer satisfaction.


Click on any of the links above and see why Cornett is the right company for you and thank you for yoru consideration 👊.

  • Our Services
  • Our Services: Annual Maintenance Program
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444 Severnside Drive , Severna Park, MD, US

Bosch 4 Ton Heat pump, before and after

  • Our Services
  • Our Services: Full Installs

Customer Testimonials

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Mike & Lisa Etheredge
Zach arrived promptly, quickly diagnosed the issue, and made the repair. He also provided a thorough explanation of the issue and resolution. We bought our HVAC system from Cornett a few years ago and continue to be very happy with the professional service they provide. Have referred multiple family members and friends to them as well.
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Kelly Brown
Danny was prompt and expeditious in servicing our AC unit and getting it back in working order, during one of the hottest days of the summer.
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mindi wachs
Danny was our tech … he was great… informative, professional, on time and so helpful. Cornett got us on the books quickly in the middle of heatwave. Thank you! Highly recommend!
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Michelle Clabby
The two gentleman were actually early for the appointment and very polite and professional. We’ll call them if any other issues arise.
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Alvina Williams
The experience with Cornett Heating & Cooling was very professional and excellent customer service from setting up the request on line and a follow up call from the office, to set up the official appointment for maintenance service for my HVAC System. The Technicians were on time, running ahead of their schedule, and afforded me the coursety with a phone call to see if they could arrive earlier which was excellent for me. Once the Technicians entered my home, they were very professional, consi...Read more