Brass plug for penetrations.
| Product number | Outer diameter | Spiral |
| 4900 | R8 | 1/4" |
| 4901 | R10 | 3/8" |
| 4902 | R15 | 1/2" |
| 4903 | R20 | 3/4" |
| 4904 | R25 | 1" |
| 4908 | R32 | 1 1/4" |
| 4909 | R40 | 1 1/2" |
Brass plug for penetrations.
| Product number | Outer diameter | Spiral |
| 4900 | R8 | 1/4" |
| 4901 | R10 | 3/8" |
| 4902 | R15 | 1/2" |
| 4903 | R20 | 3/4" |
| 4904 | R25 | 1" |
| 4908 | R32 | 1 1/4" |
| 4909 | R40 | 1 1/2" |