13
A. Fuel:
Natural Gas
B. Total Vertical Vent Rise:
12
feet
C. Total Horiz. Vent Run (Actual):
0 feet
D. 90° Elbows Needed:
1
E. 45° Elbows Needed:
0
F. Total 90° Elbows Equivalent :
0
G. 90° Elbows in Excess of 2:
0
H. Additional Horiz. Feet Equivalent
0
I. Total Horizontal Vent Run (Equivalent):
0
Use
Natural Gas
Chart Settings for:
12
feet Vertical Rise,
0
feet Horizontal Run.
Exhaust Restrictor Used:
A
Air Restrictor Tabs Open:
4
A. Fuel:
Natural Gas
B. Total Vertical Vent Rise:
6
feet
C. Total Horizontal Vent Run (Actual):
6 feet
D. 90° Elbows Needed:
3
E. 45° Elbows Needed:
0
F. Total 90° Elbows Equivalent: 3+(0 x ½) = 3
G. 90° Elbows in Excess of 2:
3 - 2 = 1
H. Additional Horiz. Feet Equivalent: 1 X 3 = 3
I. Total Horiz. Vent Run (Equivalent) 6 + 3 =
9
Use
Natural Gas
Chart Settings for:
6
feet Vertical Rise,
9
feet Horizontal Run.
Exhaust Restrictor Required:
A
Air Restrictor Tabs Open:
4
A. Fuel:
LP Gas
B. Total Vertical Vent Rise:
10
feet
C. Total Horizontal Vent Run (Actual):
7 feet
D. 90° Elbows Needed:
2
E. 45° Elbows Needed:
2
F. F. Total 90° Elbows Equivalent:2+(2 x ½) = 3
G. 90° Elbows in Excess of 2:
3 - 2 = 1
H. Additional Horiz. Feet Equivalent: 1 x 3 = 3
I. Total Horiz. Vent Run (Equivalent): 7 + 3 =
10
Use
LP Gas
Chart Settings for:
10
feet Vertical Rise,
10
feet Horizontal Run.
Exhaust Restrictor Required:
B
Air Restrictor Tabs Open:
5
A. Fuel:
LP Gas
B. Total Vertical Vent Rise:
2
feet
C. Total Horizontal Vent Run (Actual): 10 feet
D. 90° Elbows Needed:
2
E. 45° Elbows Needed:
0
F. Total 90° Elbows Equivalent: 2+(0 x ½) = 2
G. 90° Elbows in Excess of 2:
2 - 2 = 0
H. Additional Horiz. Feet Equivalent: 0 x 3 = 0
I. Total Horiz.Vent Run (Equivalent): 10 + 0 =
10
Use
LP Gas
Chart Settings for:
2
feet Vertical Rise,
10
feet Horizontal Run.
Exhaust Restrictor Used:
Restrictor
Not Used
Air Restrictor Tabs Open:
3 ½
A. Fuel:
Natural Gas
B. Total Vertical Vent Rise:
0
feet
C. Total Horiz. Vent Run (Actual):
0 feet
D. 90° Elbows Needed:
0
E. 45° Elbows Needed:
0
F. Total 90° Elbows Equivalent :
0
G. 90° Elbows in Excess of 2:
0
H. Additional Horiz. Feet Equivalent
0
I. Total Horizontal Vent Run (Equivalent):
0
Use
Natural Gas
Chart Settings for:
0
feet Vertical Rise,
0
feet Horizontal Run.
Exhaust Restrictor Used:
Restrictor
Not Used
Air Restrictor Tabs Open:
Restrictor
Not Used
A. Fuel:
LP Gas
B. Total Vertical Vent Rise:
1
feet
C. Total Horizontal Vent Run (Actual):
3 feet
D. 90° Elbows Needed:
2
E. 45° Elbows Needed:
0
F. F. Total 90° Elbows Equivalent:2+(0 x ½) = 2
G. 90° Elbows in Excess of 2:
2 - 2 = 0
H. Additional Horiz. Feet Equivalent: 0 x 3 = 0
I. Total Horiz. Vent Run (Equivalent): 3 + 0 =
3
Use
LP Gas
Chart Settings for:
1
feet Vertical Rise,
3
feet Horizontal Run.
Exhaust Restrictor Used:
Restrictor
Not Used
Air Restrictor Tabs Open:
Restrictor
Not Used
VENTING CHART WORKSHEET EXAMPLES
