Page text

Sheet
Drawing No.
HILTI, Inc.
Tulsa, Oklahoma USA (800) 879-8000
Date
Scale
cUL
1 of 1
11/64" = 1"
Oct. 30, 2013
cUL SYSTEM NO. W-L-2578
cUL WL2578a.103013
PLASTIC PIPE THROUGH GYPSUM WALL ASSEMBLY
CANADA ONLY
F-RATING = 1-HR. OR 2-HR.
FT-RATING = 0-HR. OR 1-HR.
FH AND FTH-RATINGS = 0-HR.
NOTE : TESTED WITH A 50 Pa PRESSURE DIFFERENTIAL
A
SECTION A-A
FRONT VIEW
NOTES : 1. MAXIMUM DIAMETER OF OPENING = 5".
2. ANNULAR SPACE = MINIMUM 0", MAXIMUM 1/2".
1. GYPSUM WALL ASSEMBLY (UL/cUL CLASSIFIED U300, U400, OR V400 SERIES) (1-HR. OR 2-HR.
FIRE-RATING) (2-HR. SHOWN) TO INCLUDE THE FOLLOWING CONSTRUCTION FEATURES :
A. [NOT SHOWN] WOOD STUDS TO CONSIST OF NOMINAL 2" x 4" LUMBER (SPACED MAXIMUM 16" OC).
STEEL STUDS TO BE MINIMUM 3-1/2" WIDE (SPACED MAXIMUM 24" OC).
B. NOMINAL 5/8" THICK GYPSUM WALLBOARD. TYPE, NUMBER OF LAYERS, AND SHEET ORIENTATION
AS SPECIFIED IN THE INDIVIDUAL UL DESIGN.
2. MAXIMUM 4" NOMINAL DIAMETER XFR 15/50 PVC PLASTIC PIPE (SOLID CORE) (VENTED OR CLOSED
PIPING SYSTEM).
3. MINIMUM 1/2" DEPTH HILTI FS-ONE INTUMESCENT FIRESTOP SEALANT OR HILTI CP 606 FLEXIBLE
FIRESTOP SEALANT FLUSH WITH BOTH SURFACES OF WALL.
4. HILTI CP 643N FIRESTOP COLLAR WITH FASTENING HOOKS.
5. ATTACH EACH FASTENING HOOK TO WALL ASSEMBLY WITH HILTI 3/16" TOGGLER BOLTS AND WASHERS.
A
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