20th Century Air, Inc. – Heating and Air Conditioning in Orange County

“21st Century Products with 20th Century Service”

Welcome to 20th Century Air – Top notch heating and air conditioning installation, maintenance, and repair, proudly serving all of Orange County, LA County, and Riverside County.

What do we bring to the table? A unique combination of modern, state-of-the-art products and good old fashioned “service with a handshake.”

Quality, Honesty, Reliability

We are a family owned and operated company with over 30 years experience in the heating and cooling industries. To us, 20th Century Service means fair prices, reliability, honest dealings, and impeccable service – that create customers for life. We have extensive knowledge and experience in the most up-to-date industry trends, while maintaining the old school service our customers love. Our services include the following:
  • New construction – contractors
  • Residential – homeowners
  • HOAs
  • Commercial HVAC
  • Maintenance
  • Replacements (retrofit, change-outs)
  • Indoor Air Quality
Contact 20th Century Air today for all heating and air conditioning in Orange County. Become part of the 20th Century family today. We look forward to meeting you! Hours of Operation: Mon-Fri 7am- 7pm Sat-Sun 8am- 5pm Weekends, Holidays, and Appointments after 7pm may be subject to minimum charges.