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Sprinkler 145 d
Maximum
ceiling
slope = 6/12.
(26.6
Refer to chart on
Page 145 a
for listed areas
of coverage.
Notes:
1. Actual installations may require multiple sprinklers. A single sprinkler installation has been
shown for clarity.
2. For "cathedral" ceiling applications, install sprinklers in a symmetrical mirror-image of Figure C.
An 8" (minimum) beam or lintel is required at the peak. Refer to Figure D below.
3. For areas up to 18' x 18', with slopes between a 0/12 pitch (0
"Minimum Water Supply Requirements" for the next largest "sloped" installation must be used.
Refer to Approval Chart on page 145 a.
Replaces page 145a-d dated October 23, 1996
(Revised Sloped Ceiling Listings)
R
TECHNICAL DATA
o
).
Figure C Installation Guidelines
Figure D Installation Guidelines - Lofts
HORIZON
RESIDENTIAL PENDENT
SPRINKLER 3.8 K-FACTOR
Listed Areas of Coverage
correspond to areas measured
along ceiling slope.
(for sloped ceiling installations,
actual floor coverage will be
less than listed area).
o
o
) and a 6/12 pitch (26.6
), the
Minimum 8" lintel for loft / upper
level (cathedral) applications.
Maximum 6/12
o
pitch (26.6
).
Refer to Approval
Chart
on Page 145 a.
June 9, 1997
®
MODEL H-3
Form No. 062395
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