$120.00 CAD
Save $-120.00 CAD
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Allows to connect 18” diameter corrugated pipe to concrete septic tanks, and covers up to 26” openings or 25”x 25” square openings.
Polylok part number: 3007-ARC
Need risers for your septic system?
Make sure you read our guide on how to properly install Polylok risers to know what to do next.