W-L-7275
Penetration
Standard UL US and Canada
F-Rating | 2 hrs. | ||
T-Rating | 0 hrs. | ||
Structural element | Light partition wall (acc. to U400, V400 or W400) with steel floor runner, steel studs and gypsum boards. | ||
Galvanized steel duct | Max 11-3/4 in (300 mm) diameter galvanized steel duct |