Build you own custom Polylok Riser System.
This kit includes:
1 - Polylok Round Riser Adapter Ring - designed to connect the Polylok Septic Tank Risers or Lids to an existing concrete tank with large square or round openings.
The adapter ring mounts directly to the tank and accepts the risers and lids as attachments.
20" Adapter Ring fits a maximum hole size of 20" diameter if it is a round hole or a 20" diagonal of a square hole.
24" Adapter Ring fits a maximum hole size of 24" diameter if it is a round hole, or a 24" diagonal of a square hole.
If the hole on your tank is larger than those, please reach out and we can try to arrange something that works for you, with a larger base!
2 - Polylok Riser/Risers - will fit into the Polylok risers or Polylok adapter ring and has a diameter of 20".
It can raise you tank by 2", 6", and 12" and they are stackable to get your desired height!
3 - Polylok Septic Tank Riser Lid - will fit only Polylok septic tank risers or Polylok adapter rings.
The cover locks into position and is fastened with included stainless steel screws.