3
6-96
Optima™, Omega™ & Glass Bulb Residential Sprinkler
Design and Installation Guide
Maximum
Maximum
Minimum Design Flow (pressure)
Spacing
Location
Two or More
Between
From Any
One Sprinkler
Sprinklers
Model
K Factor
Sprinklers
Wall
(GPM) (PSI) (GPM)
(PSI)
ROC Concealed
4.2
12'
(or less)
6'
(or less)
18
18.4
13
9.6
16'
8'
18
18.4
13
9.6
18'
9'
24
32.7
17
16.4
20'
10'
24
32.7
17
16.4
LF
3
⁄
8
" 155
°
3.0
12'
(or less)
6'
(or less)
10
11.1
8
7.1
Pendent
14'
7'
10
11.1
8
7.1
16'
8'
10
11.1
8
7.1
18'
9'
14
21.8
10.5
12.3
20'
10'
16
28.4
13.5
20.3
LF
3
⁄
8
" 175
°
3.0
12'
(or less)
6'
(or less)
10
11.1
8
7.1
Pendent
14'
7'
12
16.0
8.5
8.0
16'
8'
12
16.0
8.5
8.0
18'
9'
15
25.0
10.5
12.3
20'
10'
16
28.4
13.5
20.3
LF
3
⁄
8
" 155
°
& 175
°
3.0
12'
(or less)
6'
(or less)
11
13.4
8
7.1
Pendent
14'
7'
12
16.0
9
9.0
(4"-8" Below Ceiling)
16'
8'
14
21.8
10.5
12.3
18'
9'
14
21.8
12
16.0
20'
10'
16
28.4
15
25.0
LF
3
⁄
8
"
3.5
12'
(or less)
6'
(or less)
14
16.0
11
9.9
Sidewall
14'
7'
14
16.0
12
11.8
16'
8'
16
20.9
13
13.8
GBR
7
⁄
16
"
4.3
14'
(or less)
7'
(or less)
14
10.6
11
6.5
Pendent
16'
8'
16
13.8
12
7.8
18'
9'
19
19.5
14
10.6
GBR
7
⁄
16
"
4.3
14'
(or less)
7'
(or less)
14
10.6
11
6.5
Recessed Pendent
16'
8'
16
13.8
12
7.8
18'
9'
19
19.5
16
13.8
GBR
7
⁄
16
" Concealed
4.3
12'
(or less)
6'
(or less)
13
9.1
10
5.4
Pendent
14'
7'
16
13.8
13.5
9.9
16'
8'
21
23.9
15
12.2
GBR S/W
1
⁄
2
"
5.4
12'x12'
(or less)
6'
(or less)
*
20
13.7
18
11.1
Sidewall
16'x18'
(or less)
8'*
22
16.6
20
13.7
16'x20'
(or less)
8'*
30
30.9
25
21.4
GBR-2 Pendent &
4.3
12'x12'
(or less)
6'
(or less)
13
9.1
10
5.4
Recessed Pendent
16'x16'
(or less)
8'
18
17.5
14
10.6
20'x20'
(or less)
10'
20
21.6
16
13.8
Omega R-1M
3.9
12'
(or less)
6'
(or less)
10
6.6
9
5.3
Pendent
14'
7'
10
6.6
9
5.3
16'
8'
14
12.9
11
8.0
18'
9'
14
12.9
12
9.5
20'
10'
16
16.8
16
16.8
Omega EC-20A
5.6
12'
(or less)
6'
(or less)
19
11.5
16
8.2
Pendent
14'
7'
25
19.9
18
10.3
16'
8'
30
28.7
21
14.1
18'
9'
32
32.7
29
26.8
Omega HEC-12 RES
5.6
12'x12'
(or less)
6'
(or less)
*
26
21.6
18
10.3
Sidewall
14'x14'
7'*
27
23.2
21
14.1
* For sidewalls, this references width of pattern from the sprinkler to the wall off to the side.
Bold
indicates
lowest flow available for orientation.
Central Residential Sprinklers
6-96
OBSOLETE
