Sewer Backup Prevention SystemPerma-Seal's Sewer Backup Prevention System is the “proven solution” to protect your home from flooding, dangerous bacteria and property damage. Benefits
Our unique Sewer Backup Prevention System features:
B. Open (overflow) tee to rod back to the house
For added protectionPerma-Seal also offers a Triple Check System for even further protection against sewer backup. You can purchase a gate valve which can be manually closed during heavy rainstorms or when you leave your house for an extended period of time. Ask a Perma-Seal Consultant for further details.
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Perma-Seal has served Chicagoland and Northwest Indiana for over 30 years.

Perma-Seal has helped over 250,000 homeowners just like you.

Perma-Seal is recommended by Lou Manfredini, National Home Improvement Expert.
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Perma-Seal has earned an A+ rating with the Chicago Better Business Bureau.

Perma-Seal has earned an Angie’s List Super Service Award for the last 9 years.

Perma-Seal has been a winner of the BBB Torch Award for Marketplace Ethics.

Perma-Seal’s Roy Spencer received the Ernst & Young Entrepreneur of the Year Award in 2003.

Perma-Seal was named a 2011 Chicago Tribune Top Workplace in Illinois.
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