News & Media |  Donate  |  Contact Us | 
SFDPH Home
Search
 
Frequently
Asked Questions
  
San Francisco Health Network

We're moving to sf.gov, a user-centered, services-first, accessible website.

Environmental Health

Water Quality: Cross Connection Control Program

CALIBRATION OF TEST EQUIPMENT

Test equipment calibration to the manufacturer's specifications must be conducted each year. Verification must be submitted with the Application for Certified Backflow Assembly Tester – Permit To Operate and annually thereafter.


Equipment can be calibrated by the manufacturer or an approved independent entity.
Approved independent entities include the following:


BACKFLOW DISTRIBUTORS, INC

6400 Elvas Ave., Suite A
Sacramento, CA 95819
(916) 452-6500
sales@allthingsbackflow.com

 

BASIN VALVE COMPANY

1500 E. Burnett Street
Signal Hill, CA 90806
(562) 424-5189

 

BAVCO

20435 S. Susana Rd.
Long Beach, CA 90810
(800) 458-3492

 

FLUID GAUGE COMPANY

65 Dorman Ave
San Francisco, CA 94124
(800) 424-4426 or (415) 285-0648

 

SABRE BACKFLOW, LLC

3186 Contra Loma Blvd. #111
Antioch, CA 94509
(925) 698-5169
nancy@sabrebackflowkits.com

 

TECHNICAL SERVICES GROUP

2900 Main St.
Alameda, CA 94501
(510) 522-8326