Orenco® Systems GRI30 Grade Ring Insert, ABS, 29.25 in OD x 0.2 in THK
MFG Part#GRI30
DSG#39846
Orenco® Systems GRI30 Grade Ring Insert, ABS, 29.25 in OD x 0.2 in THK
MFG Part#GRI30
DSG#39846
- Orenco® Systems Grade Rings are used to provide a watertight extension to the height of an existing access riser or pump basin; they consist of an Orenco® Systems Grade Ring Insert and a section of ribbed PVC riser pipe. Grade Ring Inserts can also be purchased separately.