Backflow Testing Services

20+ Years of Experience | Licensed Bonded Insured| Free Estimates

20+ Years of Experience

Licensed Bonded Insured

Free Estimates

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Protect Your Water Supply From Contamination

Water flows through your pipes under a significant amount of pressure. When this water pressure is reduced or stops altogether, it could allow contaminated water into your plumbing system.


Make sure you're protected from the potential health risks with backflow testing provided by Blue Whale Backflow, Plumbing, & Excavating. We're a Cross-Connection Control Device Inspector, licensed by the Illinois EPA. Rest assured, you'll be in qualified hands!

Our Backflow Device Solutions Include

  • Backflow testing
  • Installation of backflow prevention devices
  • Backflow device repair
  • Backflow device maintenance

Licensed by the Illinois EPA

We Stand Behind Our Work!

Call today for a free estimate on backflow testing services.

(630) 737-1250

(630) 737-1250

We'll match any competitor's price when you provide a written estimate with their price! Call for more information.

Happy happy happy. I have rental property in Romeoville that had a cloged sewer line. I was bailed out by Blue Whale. Within 24 hours of the call, my issue was resolved. It was completed by polite and professional technicians. Not to mention I was not raked over the coals when it came to price. Take my word for it this is a company you can trust!

- Daniel Jenkover, Google Review

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Blue Whale Backflow, Plumbing, & Excavating

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