Vertical Venting/Restrictor Settings for NG and LP
NG
37
35
33
31
29
27
25
23
21
19
17
15
13
11
9
7
5
3
1
0
Setting #3
2" open
Setting #2
2-1/2" open
Setting #1
1" open
LP
37
35
33
31
29
27
25
23
21
19
17
15
13
11
9
7
5
3
1
0
installation
Setting #4
4-1/2" open
Setting #2
2-1/2" open
Gi29 Direct Vent Gas Insert |
27