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12″ Riser


  • Fewer screws to worry about
  • Factory installed gaskets in Risers and Covers at no cost
  • Watertight and airtight
  • Allows septic tank to be easily vacuum or water tested
  • Highest UV-Ray Protection on the market today
  • Easy to bring septic access to grade
  • Made of High Density Polyethylene which won’t shatter like some Polypropylene risers
  • Accepts 2″, 3″, 4″ and corrugated pipe
  • Tear off riser ring if frost is a problem
  • Same flush design to eliminate frost problems


24″ x 12″ Risers – Each riser and cover come with eight 1.5″ screws.  Each adapter ring comes with eight 2.25″ x 0.25″ Tapcon concrete screws.

Specifications PDF: 3008-R12 12X24 RISER.pdf

Installation Instructions PDF: Riser_Installation.pdf