Veolia Water Backflow Testing

At Guardian Backflow Testing LLC, we proudly deliver certified backflow testing, repair, and prevention services for all Veolia Water customers across Westchester County, NY. With more than 35 years of experience, our certified and insured technicians handle your annual inspection of RPZ, DCV, and PVB devices—and we submit all required certification reports to Veolia at no extra charge. We guarantee the lowest testing prices in Westchester, offer 24-hour emergency service (no after-hours or weekend fees), and cover every town from New Rochelle, Eastchester, Pelham, Ardsley, Dobbs Ferry, Rye and beyond. As a family-owned and operated business, we’re committed to protecting your drinking water supply with honest communication, fast turnaround, and lasting results—ensuring your home, business, or property stays fully compliant, worry-free, and secure.

Schedule your backflow test with us today — we make it simple.