| Color: | White |
|---|---|
| Connection Type: | Socket |
| Size: | 1-1/2" |
The ID of a cap is the OD of the tubing it is listed as fitting. For a 2.5" cap, the ID would be 2.875".
domed
The cap would have the same ID as the OD of 5" PVC pipe, which is roughly 5.6".
The 1" cap has an OD of 1-5/8".