Page 344 - CertainTeed Ceilings E-Catalog

TECHNICAL INFORMATION
Fire Resistance Time-Rated Designs
UL FIRE RESISTIVE ASSEMBLIES
Fire Ratings specified in this section pertain to UL Classifications which are based on standard test method ANSI/UL263, ASTM E119, UBC 7-1, NFPA 251, CAN/ULC - S101M
FLOOR/CEILING ACOUSTICAL ASSEMBLIES1
TYPE OF CONSTRUCTION
Concrete on metal lath or corrugated steel deck, steel joists
Concrete on metal lath, steel joists
Concrete on metal lath, steel joists
Concrete on metal lath or corrugated steel deck, steel joists
Wood deck
MAXIMUM TIME RATING (HRS)
2
2
2
2
1
UL DESIGN NUMBER
G208
G218
G248
G255
L201
CONCRETE THICKNESS (INCHES)
2-1⁄2
2-1⁄2
2-1⁄2
2-1⁄2
—
PANEL OR TILE SIZE (INCHES)
24 x 24 24x36 24x48 24x60 20 x 60
24x24 24x36 24x48
24x24 24x36 24x48
24x48 20x60
24x24 24x36 24x48
PANEL TYPE2
Wet-Felted/G2
Wet-Felted/G2
Wet-Felted/G2
Wet-Felted/G2
Wet-Felted/G2
PANEL TYPE2
Wet-Felted/G2
Wet-Felted/G2
Wet-Felted/G2
Wet-Felted/G2
Wet-Felted/G2
Wet-Felted/G2
EDGE DETAIL ALLOWED3
T,R,G
T,R,G
T,R,G
T,R,G
T, R
EDGE DETAIL ALLOWED3
T, R
T, R
T
T
T
T
PANEL OR TILE THICKNESS (INCHES)
5/8 3/4
5/8 3/4
5/8 3/4
5/8 3/4
5/8 3/4
PANEL OR TILE THICKNESS (INCHES)
5/8 3/4
5/8 3/4
5/8 3/4
5/8 3/4
5/8 3/4
5/8 3/4
MINIMUM FIXTURE AREA (FT2/100 FT2)
25
25
—
24
MAXIMUM DUCT AREA (IN2/100 FT2)
576
576
—
576
GRID SYSTEM
15/16" FireSecure Stab
15/16" FireSecure Stab
15/16" FireSecure Stab
15/16" FireSecure Stab
15/16" FireSecure Stab
GRID SYSTEM
15/16" FireSecure Stab
15/16" FireSecure Stab
15/16" FireSecure Stab
15/16" FireSecure Stab
15/16" FireSecure Stab
15/16" FireSecure Stab
8 25
ROOF/CEILING ACOUSTICAL ASSEMBLIES1
TYPE OF CONSTRUCTION
BUR, modified or single-ply over steel deck, steel joists
BUR, modified, single-ply or metal over steel deck, steel joists
BUR, modified or single-ply over gypsum concrete, steel joists
BUR, modified or single-ply over cellular, vermiculite or perlite concrete, steel joists
BUR, modified or single-ply over insulating concrete, steel deck, steel joists
BUR, modified, single-ply or metal over mineral fiber or gypsum boards, steel deck, steel joists
MAXIMUM TIME RATING (HRS)
1
1.5
1
1
1
2
UL DESIGN NUMBER
P204
P259
P260
P261
P264
P266
CONCRETE THICKNESS (INCHES)
—
—
—
—
2-1⁄4
—
PANEL OR TILE SIZE (INCHES)
24x24 24x36 24x48
24x24 24x36 24x48 20 x 60
24x48
24x24 24x36 24x48 20x60
24x48
24x48
MINIMUM FIXTURE AREA (FT2/100 FT2)
16
24
16
24
24
24
MAXIMUM DUCT AREA (IN2/100 FT2)
57
576
288
113
255
576
PANEL AND TILE TYPES:
1. Class A, B or C roof coverings may be applied directly to the concrete or wood surface of floor/ceiling designs being used as roof/ceiling designs without a reduction of the fire resistance rating.
2. Wet-Felted/G2: Wet–Felted Protectone® – BaroqueTM, BaroqueTM Customline®, Cashmere®, Directional Fissured, Fine Fissured, Fine Fissured Customline®, School Board®, Vantage 10TM.
3. Edge Detail Types: T =Trim (Square) Edge; R = Reveal Edge; G = Reveal Edge, Grooved Face (Customline®).
The information contained in this table is intended only to be used as a guide. For detailed time-rated assembly information, refer to the latest Underwriters Laboratories Inc. Fire Resistance Directory (ul.com).
342 Technical Support | CertainTeed.com/Ceilings 800-233-8990
TECHNICAL INFORMATION