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Catalog > Backflow Assembly Tester Training


Click the category on the left and view the list on the right.

BAT Exams are administered by Washington Certification Services. Please visit the WCS website to view their schedule or to register for an exam. You can contact them by email at or call them at 253-288-3357.

WETRC Training Class Questions

If you have questions about the BAT Classes or any WETRC classes, pelase call 253-288-3369 or email