3’x3’ Knock-out Box
Additional information
| Lid Sizes | 18”x18” Opening, 2'x3' Opening, 2’x2’ Opening, 24” Dia. Opening, 24”x30” Opening |
|---|---|
| Shim Sizes | 4” Tall, 6” Tall |
| Lid Sizes | 18”x18” Opening, 2'x3' Opening, 2’x2’ Opening, 24” Dia. Opening, 24”x30” Opening |
|---|---|
| Shim Sizes | 4” Tall, 6” Tall |