• Serving Oakdale, Riverbank, Modesto, Escalon, Waterford, Ripon, and the Ceres area since 1986.
  
  
• We offer prompt and courteous service of all heating, air conditioning, and heat pump units.
  
  
• Free estimates on unit replacement or new construction
  
  
• Let us help you choose the correct unit for efficiency and comfort to replace your present unit at no cost to you.
  
  
• If you are building your dream home, new office, or retail space we can guide you start to finish ensuring your comfort when you move in.
  
  
• Our goal is to offer you:

- Prompt and professional service

- A trouble free and efficient unit you can rely on for years to come

- All work done in a clean workman like manner

- Nor-Cal Air Conditioning wants to be the First and Last contractor you call for service and installation.

• Ensure batteries are good and thermostat is switched to “cool” and set below room temperature in summer, or switched to “heat” and set above room temperature in winter.
  
  
• Check fuses and/or circuit breaker to both indoor and outdoor units.
  
  
• Make certain that air filters are clean.