Description
Polylok has combined all the best features of concrete and plastic risers to create the patented riser system. The risers hold their shape, are stackable, screw together, and are water and airtight. Structural ribs inside prevent frost from adhering to the riser in frost prone areas
Product Features
- 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
- Tear off riser ring to eliminate frost problems
- Structural ribs inside prevent frost from adhering to the riser in frost prone areas
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