HAVE YOU RECEIVED  A NOTICE FROM THE WASHINGTON SUBURBAN COMMISSION TO TEST YOUR BACKFLOW DEVICES?

If so, this video explains the process to take to remain in compliance.
DURANCE PLUMBING IS LICENSED BY THE WSSC TO TEST, REPAIR AND REPLACE ANY BACKFLOW DEVICE. WE ARE WSSC APPROVED TO REGISTER BACKFLOW TEST RESULTS ON THE WSSC WEBSITE.

For more information Contact WALTER DURANCE – Phone Number: 301-270-6663
MASTER PLUMBER AND CERTIFIED BACKFLOW TESTER WSSC #71643