Plumbing, Heating & Cooling Services
For all your plumbing, Heating and Cooling needs, CPI Service provides fast, reliable home service solutions across the San Francisco Bay Area, providing emergency repairs and routine maintenance with certified technicians at affordable rates.
Home Services You will Love!
We offer a wide range of Heating, Cooling, and Plumbing services to our Community. Give us a call to get started.
Plumbing
Plumbing from simple repairs to complex Repipe jobs
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Heat Pumps
Installation, Repair, and Maintenance of Heat Pumps
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Air Conditioning
Installation, Repair, and Maintenance of Air Conditioners
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Heating
Installation, Repair, and Maintenance of Furnaces
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Water Heaters
Installation, Repair, and Maintenance of Water Heaters
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Drain Cleaning
From Snaking clogged pipes to HydroJetting, we do it all
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Sewer & Trenchless
We are experts in Sewer repairs and Trenchless technologies
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Thermostats & Ducts
We fix Thermostat and Ductwork issues to keep you comfortable
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Offers and Specials You will Love!
We offer affordable Plumbing, Heating and Cooling Services to our community. We always quote our prices upfront, so you never have to worry about surprise charges. Get started with one of our special offers to improve your home’s comfort.
Work with Us You will Love it!
We specialize in reliable, energy-efficient plumbing, heating, and cooling solutions for both commercial and residential properties, with transparent pricing, 24/7 availability, and a guarantee of expert craftsmanship, ensuring long-term performance and comfort from licensed, insured technicians.
Transparent Pricing
Get clear, up-front estimates before any plumbing, heating and cooling work begins. We offer transparent pricing with absolutely no hidden fees, giving you complete confidence and control over your decision.
Free Service Plan
All new customers receive our Silver Service Plan for the first year at no charge, including extended labor warranties, discounted services, and waived diagnostic fees. Enjoy added value and significant savings.
Peace of Mind
Hire With Confidence. We are fully licensed, insured, and trustworthy. All technicians are professionally trained and thoroughly background-checked, ensuring your safety and satisfaction when working with our experts.
Quality Workmanship
Doing right, since 1986. Homeowners and businesses have relied on us for exceptional workmanship for decades. Our expert technicians are committed to quality, never cutting corners, so every job is done right the first time.
Labor Warranty
We stand behind our plumbing, heating, and cooling work with a comprehensive labor warranty. If the problem is on us, we will fix it at no additional cost, ensuring your complete satisfaction and peace of mind.
Integrity and Trust
As a family-owned business, we are committed to upholding moral and ethical principles, always doing what is right even when no one is watching. You can trust us to act with integrity in every aspect of our work.
Reviews You will Love!
We strive to provide a 5-Star Service experience. Read more 100% real reviews here

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Marshall Lai

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Our Service Areas Across San Francisco
CPI Service proudly serves San Francisco and its Surrounding Area, providing unmatched plumbing services. Our team is always ready to respond quickly and professionally, ensuring that homeowners and businesses across the region have access to the best in the industry.
Alameda, CA
Emeryville, CA
Milpitas, CA
Atherton, CA
Fremont, CA
Morgan Hill, CA
Belmont, CA
Foster City, CA
Berkeley, CA
Gilroy, CA
Saratoga, CA
South San Francisco, CA
Campbell, CA
Hillsborough, CA
Portola Valley, CA
Stanford, CA
Castro Valley, CA
Los Altos, CA
Sunnyvale, CA
Los Altos Hills, CA
Union City, CA
Cupertino, CA
Los Gatos, CA
Redwood Shores, CA
Danville, CA
Woodside, CA
Our Plumbing, Heating and Cooling Resources
About CPI Service
CPI Service offers 24/7 licensed, reliable and efficient plumbing, heating and cooling solutions to homes and businesses across the San Francisco Bay Area since 1986. As a family-owned business, we specialize in emergency plumbing repairs, maintenance, and heating and cooling home services. Our experienced and licensed technicians use advanced technology to deliver fast, long-lasting results with a focus on customer satisfaction.
- Trusted family-owned business for over 35 years
- Emergency plumbing repairs to quickly resolve critical issues
- Fully licensed, insured, and highly skilled plumbers
- Fast, reliable service with minimal disruption
- Upfront pricing with no hidden fees
Same Day Service
- 1-Hour Response Available
- We Guarantee Our Work
- Free Plumbing Safety Check
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How Does Our Plumbing Process Work in San Jose, CA?
Initial Call & Appointment Scheduling
Call CPI Service at (408) 549-8181 or use our online booking form, and we will schedule an appointment at a time that works best for you in the San Francisco Bay Area.
On-Site Inspection & Diagnosis
Our licensed technicians perform a comprehensive on-site inspection of your plumbing, heating and cooling system to identify potential issues and evaluate the overall condition, ensuring your systems are functioning efficiently.
Video Camera Diagnostic & Damage Analysis
Using advanced video camera technology, our skilled technicians conduct thorough inspections of your sewer lines or plumbing to precisely identify issues and determine the most effective solution.
Clear Quote and Work Scope Approval
Before any work begins, we provide a clear, detailed quote and work scope, ensuring Bay Area homeowners and businesses understand the full cost with no surprises, just transparency every step of the way.
Repair or System Upgrade
Depending on the complexity of the issue, we perform necessary repairs or recommend system upgrades, utilizing the latest technologies and methods to ensure optimal performance.
Quality Assurance & Clean-Up
Our job is not finished until it is perfect. We conduct a thorough Quality Assurance check to confirm your system is running optimally, and we ensure the work area is thoroughly cleaned, leaving your home clean and pristine.
Support and Maintenance Tips
We offer ongoing support and expert maintenance advice for your plumbing, heating, and cooling systems to help you maximize performance, reduce downtime, and extend their lifespan.
Frequently Asked Questions for San Francisco Residents
What Are Plumbing Services?
Plumbing services involve installing, repairing, and maintaining systems that handle water, gas, and waste in buildings. This includes pipe repairs, drain cleaning, water heater installation, gas line work, and fixture installation.
What are Heating and Cooling Services?
Heating and Cooling services are the installation, maintenance, and repair of heating, ventilation, and air conditioning systems to ensure they run efficiently, safely, and reliably. These services ensure that a home or building maintains optimal temperature, air quality, and airflow. Heating and cooling technicians handle a range of tasks, from installing new systems to servicing and repairing existing units, ensuring they operate efficiently and effectively throughout the year.
How Much Do Plumbers Charge per Hour in San Francisco?
Plumbers in San Francisco typically charge between $65 and $150 per hour for non-emergency plumbing work, depending on the job's complexity and the plumber’s experience. For emergency services or after-hours work, rates may increase by an additional $100 to $200 per hour.
When Should You Call a Plumber?
You should call a plumber if you are dealing with major plumbing issues like leaks, burst pipes, or sewage backups. Other situations that require a plumber's attention include slow drains, consistently low water pressure, no hot water, strange sounds from your pipes, and unexpectedly high water bills.
How to Find a Reliable and Affordable Plumbing Service?
To find a reliable and affordable plumbing service, start by checking online reviews and asking for recommendations from friends or family. Ensure the plumber is licensed, insured, and offers clear, upfront pricing. It is also helpful to get multiple quotes and compare services to ensure you are getting fair rates without hidden fees.
What Is the Lifespan of a Heating and Cooling System?
The lifespan of an heating and cooling system typically ranges from 15 to 25 years, depending on factors such as the type of system, usage, maintenance, and the quality of installation. Regular maintenance and timely repairs can help extend the lifespan of the system and keep it running efficiently for as long as possible.
How Often Should Your Heating and Cooling System Be Serviced?
Your heating and cooling system should be inspected and serviced at least once annually, ideally with a professional check-up in the spring for the air conditioning unit and in the fall for the heating system. For older systems or those in frequent use, it is advisable to schedule servicing twice a year to ensure optimal performance and prevent potential breakdowns.
What Are the Most Common Plumbing Issues in San Francisco?
In San Francisco, the most common plumbing issues include clogged drains, leaky faucets, running toilets, low water pressure, water heater problems, pipe leaks, and sewer line issues. Clogged drains are often caused by buildup, leaky faucets by worn washers, and running toilets by faulty flappers. Low water pressure can result from blocked pipes, while water heater problems are typically due to malfunctioning thermostats. Pipe leaks and sewer line issues, like cracks or blockages, can lead to water damage and backups. Addressing these problems quickly can prevent further damage.
What Heating and Cooling System Should I Install?
The best heating and cooling system for your home depends on factors such as climate, home size, and your specific needs, but common recommendations include a central ducted system for larger homes in most climates, a ductless mini-split system for efficient zone control or older homes, and a geothermal heat pump for high long-term efficiency if upfront costs and space are not a concern.