Airstars HVAC

Airstars HVAC operates as an air conditioning repair service serving San Francisco and the broader Bay Area, including Hayward and Walnut Creek. The company holds a 4.5-star rating compiled from 8 customer reviews, reflecting consistent client satisfaction. This contractor handles residential heating and cooling systems, including installations, repairs, and ductwork projects. The business is Diamond Certified, a third-party verification of customer service and business practices that requires ongoing rating maintenance.

What distinguishes this contractor is their transparent approach to estimates. Reviewers specifically note that estimators explained exactly what the system required while identifying components the homeowner did not need, avoiding aggressive upselling. The company provides a 10-year warranty on workmanship, offering extended protection beyond typical industry standards. Customers also mention the team maintained clean worksites, sweeping and organizing before departing.

Named technicians appear repeatedly in positive reviews. Carlos handled a heater installation at one San Francisco home, accommodating change requests during the process with a positive attitude. Rafael provided estimates and led furnace installations for customers in Hayward, with reviewers describing his team as professional, friendly, and efficient. One reviewer noted the team installed new ductwork alongside the furnace, completing the work in an organized manner.