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Northern winters can take a toll on your heating system, as well as on your pocketbook, especially if you don't have an energy efficient system. Whether you rely on a heat pump, furnace or some other type of system, we have the skills necessary to maintain or fix any issues that may arise so you are not left in the cold.

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Air Conditioning

Air Conditioning

Do the hot summers make you hot under the collar? Don't let the summer temps keep you sitting under the fan. Our HVAC technicians can make sure your system is running efficiently. Has your air conditioner quick working? We also provide emergency service to diagnose the problem and get your system running again.

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Duct Work

Duct Work

Many people think of upgrading their HVAC system when they are wanting savings on their heating and cooling bills. Did you know the average home can loose up to 20% of the air through leaky or faulty ducts? Leitch can test, clean and seal your ducts to ensure your ducts are working efficiently and providing clean air throughout your home.

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Expert Home & Business HVAC, Duct Work & Energy Efficiency Solutions in Southern Maryland

At Leitch Heating & Air Conditioning, we understand that your comfort depends on more than just the temperature alone. Our technicians are trained in heating, cooling, home efficiency and duct sealing to provide you comprehensive services for your HVAC and duct systems.

Whether you seek to add more convenience and flexibility to your life with high-tech home automation products or prefer a more traditional heating approach with a boiler or oil furnace, we offer plenty of options to suit your needs and your budget.

Undecided about your next step? We can offer a home energy evaluation that breaks down the areas where you spend the most on heating and cooling to determine an energy-efficient solution that will lead to significant, long-term savings.

We offer a wide range of air-conditioning and heating services to keep you cool on the most sweltering summer days and cozy during those cold winter nights. We have plenty of energy-efficient heat pumps, furnaces and hybrid systems to warm you up without draining your bank account and when it comes to water heaters, our units provide hot water in an instant to streamline your cooking, bathing or laundry needs.

At Leitch Heating & Air Conditioning, our licensed experts can keep all components of your HVAC system in top condition through our regular maintenance program and professional services. When you need professional HVAC services in Southern Maryland, contact us at
410-469-1363 and we'll be ready to help!

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We offer a FREE estimate for HVAC replacement. Contact us to book your appointment.

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About Leitch Heating & Air Conditioning

At Leitch Heating & Air Conditioning, you can count on us to provide you with honest, affordable, and quality air conditioning and heating services. We establish more than just supreme customer service and quality products, we establish a long lasting foundation of trust with each and every one of our customers.

We are an experienced HVAC service company and are highly qualified to offer commercial and residential repair and replacement services. Our quality heating and air conditioning solutions serve everybody’s needs and by offering 24 hour emergency services, your experience with our professionals heating and cooling contractors is sure to be a good one!

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Learn More About Our Duct Sealing Process
Why Choose Leitch to do Your Replacement
Locally Owned & Operated for 3 Generations Offering
  • Straight Forward Pricing
  • High Quality Work
  • Installation and Replacement
  • Residential & Commercial Services


  • Comfort Institute
  • ACCA
  • American Standard
  • Aeroseal
  • Customer Care Dealer
  • Rising Star