22/11/  · This is a c.1920 building (Type III), full dimension 2X14 joists with 3/4 T&G flooring, overlayed with 1/2 ULF. Non-sprinklered building. The scope of the project is a change of use and complete renovation of the main floor A-3 to an A-2 (Restaurant / Bar). Designer has used the performance approach. There is a required 2-hour separation

2 Hour Assembly Hose Stream = 30 psi for 2-1/2 min. •Vertical -Floor or ceiling • Horizontal -Wall . Penetration Fire Stopping • Firestop Systems tested to ASTM E 814 or UL 1479 result in hourly ratings. • F Rating - The amount of time before flame pokes through.

Up to 4 Hours Fire Resistance. • UL Listed. • Tested with Major Elevator Door Frames. GYPSUM SHAFT WALL SYSTEMS. Fire Rated Assembly 

01/01/  · This assembly, ULC W446, System J, specifies three hours of fire resistance. Its illustration in Figure 6 shows three layers of 16-mm Type X gypsum board—two layers on the corridor side, one layer on the shaft side. Horizontal shaftwall design A horizontal shaftwall is designed in response to two different needs.

Nonbearing Wall Ratings horizontal joint. For the 1/2 in. thick and 5/8 in. thick boards, the Type G screw length shall be 1-1/4 in. and 1-1/2 in. Gypsum panels, nom 5/8 in. thick, 48 in. wide applied in three layers to one side of the assembly. Base layer applied vertically, remaining layers applied vertically or horizontally. Base

The I-Stud Cavity Shaftwall System for Horizontal Duct Protection consists of I- Studs 24" o.c. with 1" Fire- Shield Shaftliner panels inserted in the stud tabs, and three layers of 1/2" Fire-Shield C Gypsum Wallboard attached to the stud flanges opposite the Shaftliner panels.

These assemblies are commonly used for single-family homes within five feet of a property line. UL Design No. V340 (1-hour from either side) UL Design No. U348 with stucco (both 1-hour from either side) UL Design No. U348 with brick (both 1-hour from either side) Benefits: No exterior gypsum is required.

4" PVC pipe penetration thru UL L-528 horizontal assembly. We are looking for a detail for a PVC pipe penetration through a UL L-528 horizontal assembly (wood truss). The pipe is larger than

Two-Hour Horizontal Stud Shaft Wall Assembly (Non-Load Bearing), See Figure 6 1. A minimum 4" deep 20 gauge J-runner to be installed vertically, on the ends of the wall. 4. 1" thick

Is the Horizontal Shaft Wall UL tested? While not tested by UL, the system has been tested for fire and is covered for use throughout the United States. The fire test number is WHI 495-PSH

This 2-hour horizontal shaftwall assembly consists of 4" shaftwall studs with shaftliner panels between each stud and three layers of 5/8" Type C gypsum board applied to the underside of the framing. UL design G586 can span 8'-0" from wall to wall or indefinitely when used in conjunction with the hanger assembly.