This is to certify that representative samples of the product as specified on this certificate were tested according to the current UL requirements
| Model | Category Description |
| 1-1/4, 1-1/2 | Electrical nonmetallic tubing in trade sizes |
| 1/2, 3/4, 1 | Electrical nonmetallic tubing in trade sizes |
| 2, 2-1/2 | Electrical nonmetallic tubing in trade sizes |
