valutazioni - 2, GPA: 3
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(See Figure 2 and Figure 3). Retaining angles must be attached to the sleeve and the partition. Larger damper assemblies require retaining angles on both sides of the partition. Retaining angles must be attached to the sleeve. • Retaining angles must be a minimum of 16 gauge (1.5mm) steel and have a minimum of 11/2 in. x 21/2 in. legs (38mm x 63mm). • Retaining angles must be attached to the sleeve using one of the methods shown below: • tack or spot welds • #10 sheet metal screws and bolts • Retaining angles must be attached to the partition using drywall screws of a length such that the screw engages the stud by a minimum of 1 3/4 in. (44mm) • A minimum of two connections per side, top, and bottom, 12 in. (305mm) O.C. maximum for openings of 48 in. W x 36 in. H (1219mm x 914mm) and less, and 6 in. (152mm) O.C. for openings 80 in. W x 50 in. H (2032mm x 1270mm), 50 in. W x 80 in. H, (1270mm x 2032mm) and 40 in. W x 100 in. H (1016mm x 2540mm)or less. • Retaining angles must overlap the partition a minimum of 1 in. (25mm) “UL CLASSIFIED (see complete marking on product)” “UL CLASSIFIED to Canadian safety standards (see complete marking on product)” Standards UL 555 & 555S Classifications Filed at UL under Listing #R13317 _ 24 in. o.c._ Maximum I* ;24 in. o.c. Maximum (metal studs) \" í 24 in. o.c. Maximum (metal studs) I* E16 in. o.c.9 * Maximum (wood studs] I* 116 in. o.c.3 • Maximum (wood studs) - n- Ceiling Runner 2 in. 2 in. Figure #1: Opening Preparation Detail (double vertical studs are not required for openings 36 in. x 36 in. [914mm x 914mm] or smaller) 1/2 in. UL Classified Gypsum Wallboard (see UL Rated Wall Design for Additional Details) -Angle Fastener (see Note 2) 11/2 in. x 2V2 in. 16 ga. angle Figure #2: 1 Hour Wall Rating 12 in Floor Runner Copyright © 2008 Greenheck Fan Corporation 462102 Wood Stud Supplement Rev. 4 March 2008...
Questo manuale è adatto anche per i modelli :Fans - FD Series (46.63 kb)
Fans - 462102 (46.63 kb)