Upcoming Classes All courses Backflow Tester Cross-Connection Auto Control Valve Refresher June 2026 Jun 18 2026 Specialty Automatic Control Valve 12 hours Sunnyvale, CA Written exam + hands-on Enroll 3 seats left Jun 25 2026 Refresher Backflow Tester Refresher 6 hours Sunnyvale, CA Written exam + hands-on Enroll 21 seats left Jun 29 2026 Certification Cross-Connection Control Program Specialist 36 hours Sunnyvale, CA Written exam + hands-on Enroll 19 seats left July 2026 Jul 6 2026 Certification Backflow Prevention Assembly Tester 40 hours Sunnyvale, CA Written exam + hands-on Enroll 20 seats left August 2026 Aug 17 2026 Certification Backflow Prevention Assembly Tester 40 hours Sunnyvale, CA Written exam + hands-on Enroll 21 seats left No upcoming sessions for this course type.
