W-J-8079
Penetration
Standard UL US and Canada
| F-Rating | 3 hrs. | ||
| T-Rating | 1 hrs. | ||
| Structural element | Concrete wall 4-1/2 in. (115 mm) | ||
| Groupings of penetrations | 1 Max 4-3/8 in. (110 mm) diameter PVC-U pipe + Max 12, Max 20/C No. 19 AWG (0.6 mm) diameter copper conductor telecommunication cables | ||
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