HVAC Repair Tucson AZ | Call D&H Air Conditioning & Heating

Absolutely. We offer 24/7 emergency service specifically for these critical situations. A common issue during our extreme desert heat is an evaporator coil freezing up, often caused by low refrigerant, a dirty air filter, or restricted airflow. Our certified technicians will diagnose the problem quickly—whether it's a coil issue, a capacitor failure, or another component—and provide a clear, honest repair plan to restore your cooling safely and efficiently.

Our comprehensive duct cleaning includes a thorough cleaning of your supply and return ducts, registers, grilles, and other components. We also offer duct sanitization and filter replacement. In our dusty desert environment, ducts can accumulate significant dust, pollen, and allergens, which circulate through your home and strain your HVAC system. Regular cleaning helps improve indoor air quality, can reduce allergy symptoms, and helps your system run more efficiently, which is crucial for managing energy costs in our climate.

Our Family Maintenance Plan is built on the long-term, neighborly relationships we've fostered for generations in Tucson. It's designed to provide proactive care for your system to prevent costly breakdowns. Members receive priority scheduling, discounts on parts and labor, and thorough seasonal tune-ups that help ensure energy-efficient operation year-round. It reflects our commitment to honest service and helping Tucson families manage their home comfort costs effectively.