This Polylok riser will fit into the Polylok Risers or Polylok Adapters and has a diameter of 20".
It can raise you tank by 2", 6", and 12" increments and they are stackable to create your desired height!
- Heavy Duty Structural Reinforcements for Added Strength
- Stainless Steel Screws Included
- Fits Only Polylok Risers or Polylok Adapters
*** Polylok risers do not come with gaskets built-in
Gaskets or silicone sealant is especially important in water prone areas for risers on holding tanks or pump tanks.