UL U415 UL System A. Shaft Wall - Steel Stud (Non-Load-Bearing) Fire Rating. 1 hours. System STC. 39. System Thickness. 4.625 in. CAD/Revit & Acoustics.

Several options for 1- and 2-hour fire resistance-rated, wood-frame wall assemblies that could be useful for shafts are presented below. 1-Hour Single Wall UL U305 GA WP 3510 UL U311 IBC Table 721.1 (2), Item 14-1.3 UL U332 1-Hour Double Wall UL U341 2-Hour Single wall UL U301 UL U334 IBC Table 721.1 (2) Item Number 14-1.5

Apply one (1) layer, 5/8" thick Sheetrock®Brand Panels- UL Type C, SCX, AR or FRX-G installed vertically with 1" long Type S screws spaced 12" o.c. in field and at edges for vertical application, and 8" o.c. for horizontal application. 2.

HORIZONTAL CEILING. FIGURE 7 - 2 HOUR RATED. 2 Hour Shaftwall Assembly. Fire Components. • 1” UL Classified Shaftliner Board. • SCAFCO I-Stud.

When used as a horizontal membrane, the stud length should not exceed those in the following table. Design Reference UL V 473. Two 2-hour fire-rated assemblies, 

The shaftwall assemblies were evaluated for sound transmission loss values. These values are only valid if the assemblies are constructed as noted in the test reports. When the assemblies are installed in the same manner as noted in the test reports, the assembly will have a minimum STC (Sound Transmission Class) rating of 50. 3.

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.

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.

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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

15/11/  · Horizontal Shaftwall. Designed for ceiling or duct shaft and composed of 1” (25.4 mm) ToughRock® Shaftliner or DensGlass® Shaftliner panel supported by 2-1/2” (64 mm), 4”