JACKEL 18 x 12 Inch Sump Basin Extension (Model: RM18x12EXT) …

The JACKEL Sump Basin Extension provides an easy and cost effective solution for increasing the height of a sump or sewage basin. Easily increase the height of JACKEL 18 inch diameter sump and sewage basins Heavy duty construction Material: High Density Polyethylene Comes with (8) zinc/stainless steel bolts and washers and 65 inches of sealing tape