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About Castillo HVAC Services
Castillo HVAC Services operates as a licensed heating and cooling contractor serving the Dallas metropolitan area. Based in Dallas County, the company holds a state HVAC contractor license and provides residential system installations, repairs, and preventive maintenance. The business caters to homeowners across Dallas proper, including neighborhoods in Park Cities, Lakewood, and Preston Hollow, as well as surrounding suburbs such as Garland, Richardson, and Irving.
Unlike franchise-heavy competitors relying solely on major national brands, Castillo HVAC Services focuses on personalized equipment recommendations tailored to each homeowner's existing ductwork configuration and budget parameters. The company emphasizes transparent diagnostic processes before proposing repairs, showing customers exactly what components have failed and explaining why replacement versus repair makes financial sense for systems older than twelve years.
Emergency response defines much of the company's local reputation. During peak summer months when Dallas temperatures exceed 100 degrees Fahrenheit, Castillo HVAC Services prioritizes same-day service calls for no-cool complaints. Technicians arrive with fully stocked vans carrying common replacement components including capacitors, contactors, and refrigerant to minimize return trips.
Services
Central AC Repair
Diagnosis and repair of cooling system failures including compressor issues, refrigerant leaks, and electrical component replacement.
Heating System Repair
Furnace and heat pump troubleshooting for ignition failures, airflow problems, and thermostat compatibility issues.
New System Installation
Professional installation of complete HVAC systems including load calculation, equipment selection, and permitting.
Preventive Maintenance
Seasonal tune-ups including filter changes, coil cleaning, refrigerant checks, and performance verification.
Ductwork Evaluation
Assessment of existing duct design for airflow balance and leak sealing recommendations.
Thermostat Installation
Smart thermostat setup and programming for compatible HVAC systems.