Bay City Boiler

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About Bay City Boiler
Bay City Boiler maintains a 4.5-star rating across 15 reviews in Hayward, California, serving the Bay Area, Central Valley, Southern and Northern California as a heating contractor specializing in boiler systems. The company has operated since 1976, offering services ranging from routine maintenance to emergency repairs and custom boiler installations for both residential and commercial clients.
What distinguishes Bay City Boiler is their extensive parts inventory, one of the largest in the Western U.S., combined with a Max Uptime Maintenance Program that locks in labor rates for 3 to 5 years. They stock Laars Commercial boilers and handle specialized industries including breweries, distilleries, wineries, food processing facilities, and hospitals. Their 24/7 emergency response team serves the Bay Area and Central Valley, with dedicated lines for urgent calls.
Reviewers highlight specific technicians by name. Max earned praise from an HOA client for professional, punctual service, quickly diagnosing and repairing a boiler issue during routine maintenance. Jon was described as thorough and prompt when providing quotes. A brewery owner specifically noted the company beat competitors on bid pricing while delivering world-class steam system installation work, calling it the best steam system for their facility size in the Bay Area.
What Customers Say
Positive reviews cite diagnostic skill, same-day response, and professional technicians (Max, Jon). One negative review mentions high hourly rates ($300/hour with 5-hour minimum). Commercial clients (breweries, property managers) report strong communication and reliable multi-property service.
Working Hours
| Sunday | Closed |
| Monday | 7:30 AM–5 PM |
| Tuesday | 7:30 AM–5 PM |
| Wednesday | 7:30 AM–5 PM |
| Thursday | 7:30 AM–5 PM |
| Friday | 7:30 AM–5 PM |
| SaturdayToday | Closed |
Services
Boiler Repair & Emergency Service
24/7 emergency response for residential and commercial boiler failures, with fast diagnosis and same-day repairs.
Boiler Maintenance Programs
Max Uptime program locks in labor rates for 3-5 years, includes proactive scheduling and discounted parts.
Boiler Installation & Replacement
Full installation services including custom-engineered systems for new construction and retrofits.
Preventive Maintenance
Regular inspections, certifications, and tune-ups to maximize boiler uptime and prevent failures.
Boiler Parts Supply
One of the largest boiler parts inventories in the Western U.S. with fast delivery and online ordering.
Dryer Vent Maintenance
Maintenance services for commercial and residential dryer systems to prevent fire hazards.
Fabrication Services
Custom in-house fabrication for boiler room equipment and specialized components.