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Claim This BusinessChristmas Air Conditioning and Plumbing has served the greater Justin area since the company expanded into full HVAC and plumbing capabilities. The veteran-owned contractor maintains an impressive 4.9-star average across 708 customer reviews, reflecting consistent service quality that residents of communities like Lantana and Flower Mound rely on year after year. Operating seven days weekly from 7 AM to 6 PM, the company handles everything from routine AC maintenance to complex heating system installations for both residential and light commercial properties. Their main office in Justin handles service calls throughout Denton County, with technicians dispatched from multiple regional locations to ensure prompt arrival.
What distinguishes Christmas Air from neighboring contractors is their investment in advanced diagnostic technology and transparent service communication. The company provides real-time technician tracking via text message, a feature praised repeatedly in recent reviews, alongside photo identification of the arriving service professional. Their service portfolio extends beyond traditional HVAC into specialized offerings including mini-split heat pump installation, insulation upgrades, and comprehensive plumbing services ranging from drain cleaning to slab leak detection. The addition of plumbing divisions signals a broader commitment to whole-home comfort systems, allowing homeowners to consolidate service providers for heating, cooling, and plumbing needs.
Customer reviews consistently highlight specific technicians by name, with Jack, David M., and Jacob earning repeated commendations for their approach to challenging service calls. David M. recently resolved a persistent bathroom drainage issue that the homeowner had attempted fixing independently multiple times, while simultaneously repairing a pinhole leak at the shower manifold, an example of proactive service beyond the original request. During the severe ice storm of early 2026, Christmas Air restored heat to multiple homes within hours, with technician Jack noted for friendly, informative communication throughout the emergency. Another reviewer, Jason Plante, mentioned receiving same-day service when their heating system failed over a weekend, with Jack arriving ahead of the scheduled window.
708 reviews produce a 4.9-star average, with every sampled review awarding full marks. Technicians Jack, David M., and Jacob appear across multiple five-star testimonials, often for same-day emergency response or repairs other contractors declined. Communication transparency and proactive problem-solving rank as the most frequent praise themes.
| Sunday | 7 AM–6 PM |
| Monday | 7 AM–6 PM |
| Tuesday | 7 AM–6 PM |
| Wednesday | 7 AM–6 PM |
| ThursdayToday | 7 AM–6 PM |
| Friday | 7 AM–6 PM |
| Saturday | 7 AM–6 PM |
Diagnoses cooling system failures, performs seasonal tune-ups, and addresses refrigeration component issues for standard and mini-split systems.
Installation, maintenance, and repair of furnaces and heat pumps, including same-day emergency calls for heating failures.
Complete heating and cooling system replacement or new installation, serving residential and light commercial properties.
Duct installation, repair, and cleaning services alongside insulation upgrades to improve whole-home efficiency.
Full plumbing division covering installations, repairs, inspections, drain cleaning, leak detection, and water heater service.
Drain cleaning, hydro jetting, clog removal, and sewer line repair or replacement services.