In order to get the most out of your heating and cooling equipment, make sure that your system receives the proper attention and care!

With regular tune-ups, you can expect your HVAC systems to last longer, run more efficiently, and simply work better!

Our Services

From small repairs to major installations, Controlled Systems can handle any problem you encounter with your HVAC system. In addition to heating and A/C services, we also provide duct removal and replacement, mini-split installations, as well as heat pump installations. We perform a complete range of custom HVAC solutions for any size project, for both commercial and residential customers. Controlled Systems is family owned and operated and has been providing service to the bay area for over 50 years! Call us today and let us help you with your HVAC needs.

A/C Maintenance

Maintaining your air conditioning unit is crucial for ensuring its optimal performance and longevity. It is generally recommended to have your system professionally serviced at least once a year, typically before the summer season hits. Regular maintenance can prevent minor issues from escalating into major problems, saving you costly repairs in the future and ensuring your system runs efficiently.

Annual A/C Maintenance Includes:

  • Check Refrigerant Pressure

  • Test Electrical Components & Controls

  • Check Blower Assembly & Air Filters

  • Evaluate Thermostat

For an additional cost we will clean your condenser coils

Just mention when scheduling your appointment.

Furnace Maintenance

Maintaining your furnace yearly with the proper care and cleaning can help extend the life of your system. During a maintenance our HVAC technician will perform a comprehensive system check using specialized tools to help identify potential issues before they become serious. We will clean and adjust components to optimize performance and help your furnace operate more efficiently, which translates to lower energy bills.

Annual Furnace Maintenance Includes:

  • Thorough Cleaning of Furnace

  • Inspection of thermostat

  • Replace Filter

For optimal performance, we suggest you check your filter monthly and replace it at least every three months. If you have pets or allergies, replace it more frequently.