We will wash out the competition! 24 Hour Emergency Service        630.231.1595

Illinois Premier Backflow Prevention Experts

Professional Backflow Prevention

Northern Illinois Backflow, Inc. is a fully licensed plumbing and backflow prevention contractor. We provide our customers with annual backflow certification, backflow prevention device installs and repairs. We provide 24 hour emergency service to fully meet the needs of our customers.

Illinois law requires a licensed plumbing and backflow prevention contractor to certify, repair, or install a backflow prevention device. Our Licensed cross connection technicians are knowledgeable in the prevention of water contamination and cross connection control devices. We guarantee every backflow device will be in compliance with state and local EPA Laws.

We use top-of-the-line products from:

Backflow Services

Servicing both commercial & residential customers

Our services include:

  • Annual testing
  • Repairs
  • New installs
  • Emergency repairs (our Techs are available 24 hours a day)
We guarantee prompt and courteous service.

NIB Quick Quote Form
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Let Northern Illinois Backflow quote you today. We guarantee we will wash out the competition.
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Consultation Testing
Repairs Maintenance
Automated Reminders
  We belong to the
American Backflow
Prevention Association
License # 055-027403