Commercial Heating Repair in San Jose, CA
Commercial Heating Systems We Repair
Freon Service technicians hold certifications and hands-on experience across every major category of commercial heating equipment in San Jose, CA. Our team performs commercial heating repair on:
Rooftop package units (RTUs)
RTUs are the dominant heating setup for San Jose commercial buildings. Covered components include heat exchangers, heat stages, gas valve assemblies, control boards, and economizer dampers across Carrier, Trane, Lennox, York, Daikin, and Rheem units.
Gas furnaces
Single and multi-stage furnaces in office and retail buildings. Ignitors, flame sensors, blower motors, gas valves, heat exchangers, our techs carry the parts and know the systems.
Commercial heat pumps and VRF/VRV systems
Mitsubishi, Daikin, LG, and Fujitsu VRF equipment require the right training and tooling. We have both, down to the factory diagnostic level.
Boilers and hydronic heating
Boiler-heated buildings in Downtown San Jose, Japantown, and surrounding neighborhoods need specialists, not generalists. Circulator pumps, expansion tanks, zone valves, gas boilers, we handle it all.
Make-up air units and commercial air handlers
High-ventilation facilities, restaurants, and labs put serious hours on these units. We keep them running.
Book a commercial heating repair service today.
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Businesses We Serve for Commercial Heating Repair in San Jose
Offices, restaurants, warehouses, medical facilities, retail centers, schools, gyms, and multi-tenant buildings throughout San Jose and Santa Clara County; Freon Service is the commercial heating repair in San Jose contractor these businesses call.
Common Commercial Heating Problems We Fix
Commercial heating failures don’t wait for a convenient time. The most common culprits are no heat in a commercial building, uneven zone temperatures, short cycling, climbing energy bills, unexpected noises, and ignition failures. Our commercial heating repair service process:
- On-Site Assessment & Diagnosis
- Detailed Repair Plan
- Parts Replacement and System Testing
- Post-Repair Maintenance Advice

Trusted HVAC Contractors in San Jose

Licensed Heating & Cooling Experts

Residential & Commercial HVAC Services

Personalized Comfort Solutions for Every Home or Business

Commercial Heating Systems We Repair
For operations that need commercial heating system repair, Freon Service technicians arrive stocked with the components most commonly required for RTUs, furnaces, heat pumps, and boilers. Most repairs are completed in a single visit.
We also provide emergency commercial heating repair for businesses that cannot absorb extended downtime.
Visit our heating services page or call (408) 877-5557
Contact Our Specialists
For scheduling appointments with our HVAC and Electrical specialists for repairs, installations, or maintenance, please use the provided form.
Why San Jose Choose Freon Service
5+
Years of Experience
1225+
Satisfied Clients
10+
Professionals
Freon HVAC's technicians are highly experienced and possess the necessary expertise to handle a wide range of HVAC services.
Freon HVAC is committed to delivering high-quality workmanship, ensuring that every project is completed to the highest standards.
Freon HVAC prioritizes customer satisfaction, providing exceptional service and ensuring that their customers' needs are met.
What Our Clients Say about Freon Service
Need Commercial Heating Repair? Call Now for Fast Service
Freon Service delivers fast, reliable commercial heating repair in San Jose, CA.
CSLB #1101181, 5-star rated, covering RTUs, furnaces, boilers, and heat pumps from every major manufacturer. Got an urgent call? Same-day service is on the table.

We Service All Major Brands and Models









Areas We Serve
- Atherton
- Belmont
- Burlingame
- Campbell
- Cupertino
- Foster City
- Fremont
- Hillsborough
- Los Altos Hills
- Los Altos
- Los Gatos
- Menlo Park
- Milpitas
- Mountain View
- Palo Alto
- Redwood City
- San Jose
- San Mateo
- Santa Clara
- Saratoga
- Sunnyvale
- Woodside
- West Menlo Park
- Stanford
- Emerald Hills
- Monte Sereno
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FAQ
Freon Service offers same-day emergency commercial heating repair across San Jose, CA. Call (408) 877-5557 and we’ll get someone out the same day.
Yes, and it’s work we do regularly. Property managers, building owners, and HOAs across San Jose bring us in for larger commercial properties because we log service records, coordinate around tenant schedules, and hold spots for ongoing accounts.
Commercial heating repair pricing depends on system type, the specific failure, and parts required. Freon Service provides transparent estimates before any work begins. Call (408) 877-5557 or schedule online, and we’ll give you a number before any work starts.
Yes. Commercial clients can sign on through our HVAC membership program, priority scheduling, service records, and better rates come with it. Call us to talk through what fits your building.
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