7.2.1.1 Flat Plate Pendent Concealed Sprinkler Mounting
For a
fl
at-plate pendent concealed sprinkler, the bottom of the FIREPEX sprinkler
fi
tting bracket can be located using:
H = S – DW + 0.35 (inches)
(1)
where:
-
H is the distance between the bottom of the joist and the bottom of the FIREPEX sprinkler
fi
tting bracket
-
S is the distance from the top of the threads of the
fi
re sprinkler to the face of the drywall (provided by the sprinkler manufacturer)
-
DW is the thickness of the drywall.
Fig. 7.2: Flat plate pendent concealed sprinkler mounting diagram
Fig. 7.3: Flat plate pendent concealed sprinkler mounting example
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