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Hilti Firestop Systems
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Firestop Joint
Spray CFS-SP
WB
Silicone Joint
Spray CFS-SP
SIL
F-Rating
2 Hour
2 Hour
T-Rating
45 Minute
45 Minute
Application
Thickness
1/8 in. wet film
(1/16 in. dry)
2 mm (0.08 in.)
wet film
Reproduced by HILTI, Inc.
Courtesy of  Intertek Group
May 21, 2018
HI/BPF 120-10
Design No. HI/BPF 120-10
PERIMETER FIRE BARRIERS
Firestop Joint Spray CFS-SP WB
ASTM E 2307
Table 1.
Static Joint
L-Rating <1.0 SCFM/LF at Ambient Conditions
2B
2B
1
1
2E
3A
2F
3A
3B
2F