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Claim This BusinessAirtron Heating and Air Conditioning is based in Windsor Mill, Maryland, and serves the greater Baltimore metropolitan area including Ellicott City, Pikesville, and Owings Mills. Across 15 verified customer reviews the company holds a 4.7-star average rating. Technicians are on duty every day of the week with no posted closing time, a schedule that reflects how heating and cooling emergencies arrive outside business hours. The company's local address and continuous availability mean a homeowner in this part of Maryland can request service and reach a live technician without navigating a national call center first.
The contractor offers 24-hour availability as a structural service option rather than a premium upsell. Several five-star reviews describe specific technicians returning to the same property, a continuity that lets the technician build on prior diagnostic notes instead of starting fresh with each visit. Customers who left negative reviews cited communication gaps between visits, suggesting that written service records and callback protocols matter when work spans multiple appointments.
4 of 5 reviewers awarded five stars, while the single one-star review describes repeated part replacements and unresolved heating failure over several weeks. Positive reviews identify technicians by name, specifically Zach, Angel, and Freddy, and cite diagnostic skill, same-day repair, and respectful on-site conduct.
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Diagnosing and fixing cooling failures including capacitors, contactors, refrigerant leaks, and compressor issues to restore comfort during summer months.
Addressing furnaces and heat pumps that fail to ignite, short-cycle, or produce insufficient warmth, covering ignition assemblies, flame sensors, and limit controls.
Seasonal tune-ups that clean coil surfaces, check refrigerant charge, test contactors, and extend system lifespan before peak summer demand.
Annual inspections including flame proving, gas pressure verification, and thermostat calibration to reduce the risk of mid-winter breakdowns.
Same-day or after-hours response for heating or cooling failures that pose immediate comfort or safety risks, available every day with no closing time posted.
New equipment installation for replacements or new construction, covering conventional and newer high-efficiency systems appropriate for the Baltimore climate.