24" X 12" POLYLOK Riser with Round Walls

Polylok's 24"x12" risers can be stacked on top of each other. There are screw holes on the inside of the riser for attaching it to a Polylok adapter ring, another Polylok riser, or Polylok distribution boxes or catch basins. There are two Polylok 24"x12" riser models, one with a round wall design and one with wall flats. Please note that the Polylok 24"x12" riser with flats will not accept Polylok riser safety screens.

U.S. Patent No# 6,655,093; 6,454,491; 6,877,281

DETAILS

• Watertight and airtight
• Allows the septic tank to be easily vacuumed 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
• Tear off the riser ring if frost is a problem