KOI Training

Backflow Certification Class - Cleveland, OH
2026-11-04 08:00 - 2026-11-06 16:00 (America/New_York) | Famous Supply, 5700 Lee Road South, Maple Heights, OH, 44137, United States
Backflow certification class. This is a three-day class. Cost: $625.00

Backflow Recertification Class - Cleveland, OH
2026-11-16 08:00 - 16:00 | Famous Supply, 5700 Lee Road South, Maple Heights, OH, 44137, United States
Backflow recertification class. This is a one-day class. Cost: $325.00

Backflow Recertification Class - Columbus, OH
2026-11-19 08:00 - 16:00 | Crawford Mechanical, 9464 Jersey Mill Rd, Pataskala, OH, 43062, United States
