HVAC Contractor in Charlestown, MD
In Charlestown, MD, we provide AC repair and installation, furnace and boiler service, heat pump repair, ductless mini-split installation, preventive maintenance, indoor air quality and ductwork solutions, smart thermostat setup, and 24/7 emergency HVAC service for homes and businesses.
Charlestown, MD HVAC repair, replacement, and maintenance
Moon Air HVAC Contractor serves Charlestown, MD with repair, replacement, and maintenance for central air conditioners, heat pumps, gas and electric furnaces, and ductless mini-splits. Services include diagnostics, refrigerant leak detection, thermostat installation, air balancing, duct repair, indoor air quality solutions (filtration and UV), seasonal tune-ups, and emergency service. Technicians handle system sizing, load calculations, and high-efficiency upgrades to lower energy use. Moon Air also offers smart thermostat setup, zoning, and preventive maintenance plans for homes and light commercial properties in Charlestown and nearby communities.
“ Since 1985, our focus has been the same — do the job right and treat every customer fairly.”
What Our Clients are saying in Charlestown, MD
Hear from homeowners and businesses who count on Moon Services, Inc. for heating, and cooling work.
Posted on Joyce K.Trustindex verifies that the original source of the review is Google. Howard came to do the fall inspection on our gas furnace. Howard was very thorough, took his time explaining what he found, and polite. We appreciated his professionalism.Posted on Michael ContinoTrustindex verifies that the original source of the review is Google. Nate was great. On time and friendly.Posted on Ed ReynoldsTrustindex verifies that the original source of the review is Google. Moon services installed a new Mini Split for my garage. The price was very reasonable, staff knowledgeable and technicians were professional. The install took a few hours, they walked me through the process and explained the new system. Everything looks great. Thank you so much. I would recommend for any HVAC needs.Posted on leeTrustindex verifies that the original source of the review is Google. Joe showed up on time. Introduced himself and then inspected the job before he brought all his equipment in. He didn’t rush and he took everything apart cleaned and inspected. He added a zip tie to my electronic air filter that is certainly going to make my arthritis fingers happy. He also suggested a new time to change my humidifier filter. He also did a meticulous job of cleaning out all the insects in the outside condenser. When he was done he made sure I understood the new way to order new filters and explained what was going to happen to all the pictures and extra charges(cooling pan filter). When he left it was definitely cleaner than what he started with. Great jobPosted on Karson KirbyTrustindex verifies that the original source of the review is Google. Darnell came and serviced my wall unit in garage and my furnace. He went over and above with explaining everything. I am 100% satisfied with the service he provided today!Posted on Barbara KendzierskiTrustindex verifies that the original source of the review is Google. The moon technicians were awesome. They went. Above and beyond what To help. They were thorough and courteous. I would highly recommend them..Posted on Amber kirbyTrustindex verifies that the original source of the review is Google. Friendly and did great job servicing our unitsPosted on Molly RhinemannTrustindex verifies that the original source of the review is Google. The best. Simply the best. We had a situation with a vent in a bathroom that was getting a lot of condensation. I made just one call, for a quick scheduling, immediate diagnosis, and now the problem seems to be 100% fixed with a humidity detector switch that turns itself on and off as needed! Highly recommended for any AC or vent needs.
Recent Project Highlights
From furnace repair in Charlestown, MD to cooling system installations in Delaware and indoor air quality upgrades in Pennsylvania, explore the recent work our contractors have completed.
Why Choose Us in Charlestown, MD
Serving the Tri-State Since 1985
Our HVAC contractors bring decades of experience to Maryland, Delaware, and Pennsylvania homes.
Complete Comfort Contractor
Whether you need heating repair, AC installation, water heater service, or indoor air quality systems, we handle it all with one call.
24/7 Emergency Help
Day or night, our contractors respond quickly to restore heat, and cooling when you need it most.
Our HVAC Services
Heating in Charlestown, MD must handle winds, boilers in historic homes, and heat pumps struggle during Cecil County cold snaps. We diagnose uneven rooms, noisy baseboards, short-cycling oil burners, and rising fuel bills, then repair, tune, or replace to restore steady warmth. Expect thermostat calibration, boiler bleeding, combustion checks, and duct sealing for crawlspaces common near the North East River. Choose a team that pulls Cecil County permits and understands oil-to-gas conversions. Schedule Heating in Charlestown, MD to prevent frozen pipes, improve comfort in bonus rooms over garages, and keep rentals winterized. Contact us for Heating in Charlestown, MD.
Cooling in Charlestown, MD addresses river humidity, hot afternoons, and sudden thunderstorms that knock out power and flood crawlspaces. You get fast diagnostics for warm bedrooms in waterfront cottages, airflow balancing for split-level homes, and repairs that stop leaks from clogged condensate lines. Lower bills with right-sized equipment, sealed ducts, and dehumidification tuned for North East River moisture. When heat advisories hit Cecil County, we prioritize no-cool calls, restore comfort quickly, and prevent coil corrosion with seasonal maintenance. As locals, we navigate tight crawlspaces, older wiring, and permit needs unique to town limits. Explore Cooling in Charlestown, MD service options.
Improve Indoor Air Quality in Charlestown, MD with solutions built for waterfront living. River humidity, crawlspace dampness, and spring pollen trigger allergies, odors, and mold in older cottages and newer tight homes near the North East River. We assess rooms, ducts, and basements, then install whole-home dehumidifiers, MERV-13 filtration, UV air purifiers, and balanced ventilation to cut spores, pet dander, smoke from wood stoves, and musty air. Add humidification for dry winter air and seal leaky returns to reduce dust. You get steadier comfort and cleaner bedrooms. Explore Indoor Air Quality in Charlestown, MD or schedule an IAQ evaluation.
Choose Daikin mini split systems in Charlestown, MD to solve ductless cooling and heating needs in riverfront homes. Charlestown’s humid summers and winters strain cottages and additions without ducts. Zoned units condition sunrooms, rooms, and garages, reduce hot upstairs rooms, and control moisture from North East River breezes. Quiet outdoor condensers fit tight lots and HOA rules; slim heads mount discreetly in small spaces. You gain targeted comfort, lower runtime, and remote controls for rentals or places. Local technicians handle placement, electrical, and condensate routing to prevent staining and icing. Learn more: Daikin mini split systems in Charlestown, MD.
Charlestown homeowners near the North East River face humid summers and older cottages where ducts won’t fit. Ductless Mini Splits in Charlestown, MD deliver zoned heating, cooling, and built‑in dehumidification for attic bedrooms, sunrooms, additions, and garage workshops. Install units without tearing into plaster, and control temps precisely in rooms that never stabilize. Quiet operation suits tight lot lines. Address allergy concerns by filtering pollen and mildew. Reduce electric baseboard costs while avoiding window units that block views. Choose local setup tuned for salt air, pier cottages, and seasonal rentals. Explore Ductless Mini Splits in Charlestown, MD today.
Our Process in Charlestown, MD
We make it easy to get the heating, and cooling service your home needs.
(410) 384-6146
Schedule Your Appointment
Get Expert Service
Enjoy Lasting Comfort
Areas We Serve
(410) 384-6146
Got Questions? We've Got Answers!
How long has Moon Services, Inc. been in business?
We’ve been serving Maryland, Delaware, and Pennsylvania since 1985.
Do you handle both residential and commercial work?
Yes, we serve homeowners as well as businesses that need heating, and cooling help.
What areas do you serve?
Can you repair any brand of HVAC system?
Do you offer emergency service?
Yes, we provide 24/7 emergency response for heating, and cooling problems.
More about Charlestown, MD
About Charlestown, MD
Charlestown, MD is a waterfront town on the North East River with colonial roots and preserved historic streets. Its small harbor, walkable core, and community services support residents and local shops. Notable landmarks include Charlestown Town Hall, Veteran’s Park, Cecil County Charlestown Boat Ramp, Cool Springs House, and Charlestown Museum, anchoring civic life and visitor activity. From River Road homes to businesses near the Wellwood Yacht Club and the North East River, technicians size and install systems for waterfront humidity, historic property zoning, and seasonal swings. They handle heat pump replacements, gas furnace service, ductless mini-splits for additions, and indoor air quality upgrades, scheduling around Charlestown Marina operations and tight residential parking.
Charlestown’s population is 1,475. City center coordinates: 39.5726, -75.9754. Summers are humid and hot, winters are cold with Chesapeake Bay influence, and shoulder seasons swing rapidly. Moon Air sizes and tunes HVAC for high humidity control, salt-air corrosion resistance, and efficient heating. Installations follow Maryland Mechanical Code, energy efficiency requirements, and state permitting for HVAC replacements and refrigerant handling. Moon Air serves Charlestown Manor with fast AC repair and maintenance, Trinity Woods with heat pump installs, Cool Spring with furnace replacements, Conestoga Oaks with ductless mini-split setups, and Charlestown Heights with indoor air quality testing and filter upgrades. We use recycled materials and sustainable methods on every project, reduce waste on job sites, and support Charlestown’s community initiatives and local suppliers. For reliable HVAC Contractor services in Charlestown, contact Moon Air today.
Current Weather in Charlestown, MD
Clear Sky
Temperature
Wind Speed
Humidity
Neighborhoods in Charlestown, MD
Things to do in Charlestown, MD
Upper Bay Museum
Charlestown Wharf (Long Wharf Park, Stone Wharf)
Elk Neck State Park
Charlestown Pier
Plumpton Park Zoo
North East Community Park
Charlestown Historic District
Steppingstone Farm Museum
Town Foot Log Park
Avalon Park & Stage in Charlestown
Fort McHenry National Monument and Historic Shrine
Elk Neck State Forest
Holloway Beach
The Havre de Grace Maritime Museum
The River Shack
Millard Tydings Memorial Park
Charlestown Manor Beach And Campground
Havre De Grace Decoy Museum
Holly Hall
Bay Venture Outfitters
Bus Stops in Charlestown, MD
Charlestown Town Hall
Rt 40 – Charlestown Crossing
Greyhound: Bus Station
Rt 272 North of Lums Road
Rt 40 – Restoration Hardware
Philadelphia Rd / S Mauldin Ave
Rt 40 – Ritchie Brothers
Howards Market MD 272
Perryville Train Station (Broad St)
Greyhound: Bus Station
Perryville (E)
Dominos Pizza
Principio Parkway West
Hollywood Casino (1201 Chesapeake Overlook Dr)
Perryville MARC Station
Rt 40 across from Stony Run
Rt 40 after Chesapeake Landing Dr
Perry Point VA – Fire Station (Ave D)
Stony Run Apts (Bus Shelter)
Amazon Fulfillment Center (Principio Pkwy West)
Driving Directions in Charlestown, MD
Driving Directions from ROCKY LLC to Moon Air
Driving Directions from Hamilton Heating & Air, LLC to Moon Air
Driving Directions from Abbott Mechanical HVAC to Moon Air
Driving Directions from Barstow and Sons to Moon Air
Driving Directions from Wathen Enterprises, LLC to Moon Air
Driving Directions from Maryland Heating & Cooling to Moon Air
Driving Directions from Hall’s HVAC to Moon Air
Driving Directions from ClimateCare HVAC Services, LLC. to Moon Air
Driving Directions from A.P. Mathews Heating & A/C to Moon Air
Driving Directions from J.C. Warner Heating & Cooling to Moon Air
Driving Directions from Barstow & Sons Heating and Cooling to Moon Air
Driving Directions from Smith & Company HVAC to Moon Air
Driving Directions from Design Flow Heating & Cooling LLC to Moon Air
Driving Directions from Techstar Mechanical Services llc. to Moon Air
Driving Directions from ClimateCare HVAC Services, LLC. to Moon Air
Driving Directions from North Shore Electric LLC to Moon Air
Driving Directions from Hancock Refrigeration Heating & Air Conditioning to Moon Air
Driving Directions from Maryland Heating & Air to Moon Air
Driving Directions from Will Air LLC to Moon Air
Driving Directions from Legacy Mechanical Group to Moon Air
A map of Charlestown, MD
Get In Touch
Get fast help from our HVAC contractors in Charlestown, MD—call (410) 384-6146 or message us today to schedule service in MD, DE, or PA.