Figure 19
Light Fixture or Hot Air Diffuser
Sprinklers must be spaced at least (3'-0" ordinary temp.), (1'-6"
intermediate temp.) laterally from the edges of a ceiling and wall
mounted hot air diffusers. Sprinklers must be spaced at least (3'-
0" ordinary temp.), (1'-6" intermediate temp.) laterally from the
front of wall-mounted hot air diffusers (0'-6" ordinary temp.), (0'-3"
intermediate temp.) laterally from the edge of a 0-250 watt light
fixture and (1'-0" ordinary temp.), 0'-6" intermediate temp. laterally
from the edge of a 250-499 watt light fixture.
Central Sprinkler Company
451 N. Cannon Avenue, Lansdale, PA 19446
Phone (215) 362-0700
FAX (215) 362-5385
© 1996 Central Sprinkler Company
Printed in U.S.A.
Minimum Distance
Minimum Distance
Residential Sprinkler
From Edge of Source To
Fron Edge of Source To
Design & Installation
Heat Source
Ordinary Temp. Sprinkler
Intermediate Temp. Sprinkler
Guide Figure #
Side of open or Recessed Fireplace
36"
12"
Figure 14 & 15
Front of Recessed Fireplace
84"
36"
Figure 15
Coal or Wood Burning Stove
42"
12'
Figure 17
Kitchen Range
18"
9"
Figure 18
Wall Oven
18"
9"
Figure 18
Hot Air Flues
18"
9"
Figure 16
Uninsulated Heat Ducts
18"
9"
Figure 16
Uninsulated Hot Water Pipes
12"
6"
Figure 16
Side of Ceiling or Wall Mtd. Hot Air Diffusers
24"
12"
Figure 19
Front of Wall Mounted Hot Air Diffusers
36"
18"
Figure 19
Hot Water Heater of Furnace
6"
3"
Figure 16
Light Fixture 0-250W
6"
3"
Figure 19
250-499W
12"
6"
Figure 19
Figure 20
Ceiling Fan
For a ceiling mounted fan, consider the base attached to the
ceiling an obstruction, but not the blades. See minimum distance
from fan base table below.
Ceiling-Mounted
Hot Air Diffuser
Light Fixture
Wall-Mounted
Hot Air Diffuser
1'-0" or 0'-3"
1'-0" or 2'-0"
(TYP.)
1'-6" or 3'-0" (TYP.)
1'-0" or 2'-0"
(TYP.)
Installation Guide.2
6-96
Ceiling Fan Base
Ceiling Fan Blades
A Maximum Dimension
B Minimum Horizontal
of Obstruction
Distance
1/2" - 1"
6"
>1"-4"
12"
>4"
24"
Minimum Distance from Fan Base
OBSOLETE
