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★
5.0
24
Years Licensed
#807692
License
$25,000
Bond Amount
✓ Yes
Insured
Active
Status
About 1 Backflow Plumbing
1 Backflow Plumbing is a veteran contractor serving San Francisco and surrounding areas with 24 years of licensed experience in the plumbing industry. The company maintains an active California contractor license and carries workers compensation insurance, providing liability protection for clients during service calls. They are bonded at $25,000, providing financial protection if work is not completed as agreed.
With over two decades in the field, the company has developed expertise across a range of plumbing services, from routine backflow testing and certification to water heater installations and repairs. The business offers online booking for appointments, making scheduling convenient for both residential and commercial clients. Their service area includes San Francisco and the broader Bay Area, with a focus on responsive service and same-day availability when possible.
The company handles both routine maintenance work, such as annual backflow inspections required by municipalities, and more complex plumbing projects including water heater replacements, boiler maintenance, and multi-room plumbing installations. Their long tenure in the industry reflects sustained experience with evolving plumbing codes and technologies.
With over two decades in the field, the company has developed expertise across a range of plumbing services, from routine backflow testing and certification to water heater installations and repairs. The business offers online booking for appointments, making scheduling convenient for both residential and commercial clients. Their service area includes San Francisco and the broader Bay Area, with a focus on responsive service and same-day availability when possible.
The company handles both routine maintenance work, such as annual backflow inspections required by municipalities, and more complex plumbing projects including water heater replacements, boiler maintenance, and multi-room plumbing installations. Their long tenure in the industry reflects sustained experience with evolving plumbing codes and technologies.
What Customers Say
1 Backflow Plumbing receives consistent feedback about punctuality and efficiency, with customers frequently noting that technicians arrive on time and complete work quickly. People appreciate the straightforward online booking system and the availability of appointment slots, particularly for backflow testing services. Communication stands out as a strength, with customers mentioning that the company provides updates about arrival times and explains work thoroughly before, during, and after completion.
Customers describe interactions as professional and courteous, and several note that technicians take time to answer questions and provide detailed explanations. The company handles both routine annual inspections and urgent repair situations, with people commenting on responsiveness for last-minute requests. Work quality is highlighted in reviews mentioning water heater installations, boiler maintenance, and multi-room plumbing projects. Several long-term customers report using the service repeatedly over multiple years for various plumbing needs.
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