Preventative HVAC maintenance Service | South San Francisco, CA

At R & R Refrigeration & Air Conditioning, Inc., we specialize in full-service commercial HVAC solutions for businesses throughout South San Francisco and the greater Bay Area. From high-efficiency heating systems and precision cooling solutions to custom-designed chiller services, our team ensures optimal performance, energy efficiency, and year-round comfort for your facility. Since 1958, we’ve been the trusted choice for commercial and industrial HVAC installation, repair, and maintenance.

Every commercial building has unique HVAC demands—whether you’re running a data center, office complex, retail store, or industrial facility. We offer tailored solutions designed to meet your specific performance and budget needs. Our commercial HVAC services in South San Francisco include:

• System Design & Engineering
• New HVAC System Installation
• HVAC System Replacements & Retrofits
• Preventive Maintenance & Tune-Ups
• 24/7 Emergency Repairs
• Energy Efficiency Upgrades
• HVAC Controls & Automation Integration

We work with all major HVAC manufacturers and help businesses navigate Title 24 compliance, local building codes, and energy rebate opportunities.

Efficient and reliable heating is critical for your business’s comfort and operation—especially during those cold Bay Area mornings. We offer:

• Boiler Installation & Maintenance
• Commercial Furnace Repairs & Replacements
• Rooftop Heating Unit Services
• Radiant Heating for Warehouses
• Hydronic Heating System Support

Our technicians quickly diagnose heating issues and restore your system to peak performance, helping you avoid downtime and unexpected energy costs.

Keeping your building cool and your equipment protected is our specialty. We provide:

• Commercial A/C Installation & Replacements
• Rooftop Package Unit Services
• Split System & Ductless Mini Split Services
• Server Room Cooling
• Custom Cooling for Specialty Applications

We understand the unique cooling needs of tech facilities, medical labs, and food service environments—delivering high-performance solutions that work even under extreme Bay Area summer conditions.

When it comes to commercial chillers, precision and uptime are everything. Our trained specialists handle all aspects of:

• Air-Cooled and Water-Cooled Chiller Installation
• Chiller Maintenance Programs
• Troubleshooting and Repair
• Chiller Retrofits & Replacements
• Efficiency Audits and Optimization

Whether your chiller is part of a large industrial process or a mission-critical data center, we keep it running efficiently and reliably.

If you’re looking for a reliable preventative hvac maintenance partner who understands the demands of commercial spaces, R & R Refrigeration is here to help. Whether you need installation, service, or a second opinion, our team is ready to assist.

Contact us today to schedule a consultation or request emergency preventative hvac maintenance in South San Francisco.

Since 1958, R & R Refrigeration has served businesses across the San Francisco Bay Area with top-tier HVAC and commercial refrigeration services. We are family-owned, fully licensed, and committed to delivering dependable comfort solutions backed by responsive customer support.

Our long-standing reputation is built on technical expertise, honest service, and customized solutions that put your building’s needs first.

• Decades of Experience: We’ve worked with a wide range of commercial clients since 1958—from small businesses to industrial campuses.
• Customized HVAC Design: We don’t believe in one-size-fits-all solutions. Every system is tailored to your layout, load, and budget.
• 24/7 Emergency Service: HVAC breakdowns don’t follow a 9–5 schedule—and neither do we.
• Preventive Maintenance Plans: Reduce energy waste, prevent costly repairs, and extend system life.
• Licensed & Insured Technicians: Our certified HVAC pros undergo continuous training and work with all major brands.
• Commitment to Energy Efficiency: We help businesses lower utility bills and qualify for local energy rebates.

I would like to formally give a survey for your staff. For the past few months, I have been calling your company for emergency repair for in room A/C units, dishwashers at the restaurant, ice machine and refrigerator. All concerns and issues that we had was resolved in a timely manner. Your staff are very professional, they go above and beyond their call of duty by giving detail information to my maintenance department to understand. But the most impressive of all is your personal follow up that you always do, to make sure that our service request was resolved accordingly. Thank you and kudos to you and your team for the job well done.

R&R has been our go-to for all our HVAC needs. Always prompt and professional. I appreciate the skill and knowledge of their technicians. Office staff and management are always willing to assist, in particular, Daisy is FANTASTIC!! Thank you R&R for all you have done here!!

R&R Refrigeration has been a great support to our facility. They've helped team up with our in-house group to troubleshoot HVAC units that don't want to run. R&R is able to source those hard-to-find parts for older HVAC systems. Their staff is courteous and knowledgeable. They're flexible on schedule and provide service to all their customers well. Thank you for your support.

Being a locally owned and operated company, R & R Refrigeration understands the specific HVAC challenges businesses face in South San Francisco’s mixed commercial zones. From tech campuses and biotech labs to older commercial buildings and retail centers, we know how to engineer HVAC systems that match local conditions, building layouts, and energy goals.

We’re also familiar with permitting requirements, local utility rebates (like those from PG&E), and city energy mandates that could affect your project timelines.

HVAC and refrigeration issues don’t follow a schedule, and neither do we. Our team is available around the clock to provide emergency repairs.

Our technicians are highly trained and certified to handle the most complex systems with ease.

We pride ourselves on delivering top-quality service and ensuring our customers are completely satisfied with our work.

If the system turns off, it might be because of a faulty thermostat or a lack of airflow. The thermostat might be the culprit if it’s not calibrated correctly or if there’s a power outage. If the airflow is restricted, it will cause the system to overheat.

Learn about 8 HVAC issues to leave to technicians here.

The typical lifespan of commercial HVAC equipment is 18 to 25 years if recommended maintenance is performed on time. 

Click here to learn about the The Factors That Play a Role When It Comes to an HVAC’s Lifespan.

Studies have shown that neglecting routine maintenance can result in a 5-10% decrease in HVAC efficiency annually. This reduced efficiency leads to higher energy consumption, resulting in increased operational costs for businesses.

Read more in our article, The Impact of HVAC Maintenance on Business Operations.