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As your local home services provider, you can trust Constellation Home to make you more comfortable in your home. We’re Maryland’s #1 choice for heating and air conditioning systems, water heaters, and home improvement products. You can rest assured that Constellation Home’s installation teams deliver best in class work with the convenience, knowledge, experience and energy-efficient products you are looking for in a home services provider.

Whether you need air conditioning replacement, a new water heater, window replacements, or a whole-home generator, Constellation Home is committed to a superior customer experience with a 100% satisfaction guarantee.

You can trust our team of knowledgeable Comfort Consultants and installation teams at Constellation Home. We’ve been helping homeowners throughout Maryland save energy and money for almost 30 years.

Heating and Air Conditioning: Find the right system for your comfort needs

If you are thinking about replacing your old heating and cooling system, Constellation Home is here to help. We will help you find an energy-efficient system at a competitive price. Trust Constellation Home’s certified professionals to show up on time with the industry’s best warranties and a 100% Satisfaction Guarantee.

Learn more about heating and air conditioning systems

Water Heaters: Same Day Installation Available

Do you need a new water heater today? Constellation Home makes it easy with same-day installation available, every day of the week, including evenings and weekends. We’ll be there when you need us most. Plus, we offer upfront pricing by phone, so there won’t be any surprise charges after we arrive. We’ll make certain you get the right size at the right price.

Learn more about water heaters

Home Improvement: Improve the efficiency and look of your home

Is it time to replace your old, drafty windows? Do you need a new roof ? Constellation Home sells and installs the highest-quality and most energy-efficient home improvement products – windows, roofing, attic insulation, solar attic fans, and more.

Learn more about home improvement products

Generators: Be prepared when the lights go out

Never stress again during a nasty storm with a standby whole house generator. We offer the the industry’s high-quality backup power generation equipment.

Learn more about whole-home generators

SurgeGuard®: Protect against unpredictable surges

Protect your appliances and home electronics against damaging, unpredictable surges. SurgeGuard handle surges up to 100 times greater than most outlet protectors.

Learn more about SurgeGuard