Backflow Tester List

APPROVED BACKFLOW TESTER LIST

H & R Waterworks, Inc.

B5051

360.357.3277

Backflow Pro’s

B1807

360.951.6130

Certified Backflow Testing

B3415

888.718.0500

Knight Fire

B3508

360.786.8606

Sheridan Backflow Testing

B2203

360.427.1025

Cross Connection Specialist

B2463

253.840.2501