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SKU: 102966 Category:


Use to extend existing septic risers. Includes pipe connector, safety barrier, 154″ butyl sealant (77″ per side of connector), hardware for installation with plastic riser kits. Supply your own corrugated pipe & cover with this kit.

  • Fits new ADS 24″ (23.5″) and old ADS 24″ inside diameter double wall corrugated pipe
  • Fits 24″ inside diameter ribbed and smooth wall pipe
  • Connect 24″ inside diameter plastic septic tank riser pipe to existing concrete or plastic septic tank riser
  • Made of 100% Recycled HDPE
  • Note: Masonry fasteners not included with kit
Extending Septic Tank Riser

Example Configuration of Riser Extension


Additional information

Manufacturer Warranty

12 Months


Pipe Connector, Safety Barrier, 154" Butyl Sealant, (8) #8 X 1.50 PAN HD Screws, (4) #12 X ¾” PAN HD Screws