📍 Serving Ontario & the Inland Empire  | View Specials  | (909) 296-4587
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Schedule Your Backflow Test

Call us at (909) 296-4587 or use the form below. Available 24/7 for testing, repair, and emergencies.

Reach Us Directly

📞 Phone

(909) 296-4587

Available 24/7 — call anytime for same-day or emergency service.

✉️ Email

Ontario@thebackflowtesters.com

For general inquiries — fastest response by phone.

📍 Office

500 East E Street
Ontario, CA 91764

⏰ Hours

24 hours a day, 7 days a week

Emergency service available anytime — no extra charge for weekends.

📍 Service Areas

Request a Callback

The fastest way to schedule is by phone — call (909) 296-4587 and we'll confirm your appointment immediately.

What to have ready:

  • Your property address in the Inland Empire
  • Your water provider test notice (if you have it)
  • Assembly type, if known (RPZ, DCV, PVB, SVB)
  • Whether the assembly passed or failed a prior test
Call (909) 296-4587

State-certified • Licensed & insured • Filing included

Services Available

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