Napoleon Ascent 42 Serie Manuel D'installation Et D'utilisation page 19
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- Manuel d'installation et d'utilisation (148 pages)
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Simple venting configuration
(only two 90° elbows)
For vent configurations requiring more than two 90° elbows, the following formulas apply:
Formula 1: H
< 3.5V
T
T
Formula 2: H
+ V
< 24.75 feet (7.5m)
T
T
Example:
V
= 4 FT (1.2m)
1
V
= 1.5 FT (0.5m)
2
V
= V
+ V
= 4FT (1.2m) + 1.5FT (0.5m) = 5.5 FT (1.7m)
T
1
2
H
= 2 FT (0.6m)
1
H
= 1 FT (0.3m)
2
H
= 1 FT (0.3m)
3
H
= 1.5 FT (0.5m)
4
H
= H
+ H
+H
+H
= 2FT(0.6m) + 1FT(0.3m) + 1FT(0.3m) + 1.5FT(0.5m) = 5.5 FT(1.7m)
R
1
2
3
4
H
= .03 (four 90° elbows + one 45° elbow - 90°)
O
= .03 (90 + 90 + 90 + 90 + 45 - 90) = 9.45 FT (2.9m)
H
= H
+ H
= 5.5FT (1.7m) + 9.45FT (2.9m) = 14.95FT (4.6m)
T
R
O
H
+ V
= 14.95FT (4.6m) + 5.5FT (1.7m) = 20.45FT (6.2m)
T
T
Formula 1:
H
< 3.5V
T
T
3.5V
= 3.5FT (1.1m) x 5.5FT (1.7m) = 19.25FT (5.9m)
T
14.95 FT (4.6m) < 19.25 FT (5.9m)
Formula 2:
H
+ V
< 24.75 FT (7.5m)
T
T
20.45 FT (6.2m) < 24.75 FT (7.5m)
Since both formulas are met, this vent configuration is acceptable.
venting requirements
(H
) > (V
)
T
T
See graph to determine the required vertical rise V
150(3810)
150(3810)
147 (3733.8
147 (3733.8
REQUIRED
VERTICAL RISE IN
100 (2540)
100 (2540)
INCHES
(MILLIMETERS)V
T
66
66
(1676.4)
(1676.4)
50 (1270)
50 (1270)
12
(304.8)
8 (203)
0
0
1
1
(0.3)
(0.3)
HORIZONTAL VENT RUN PLUS OFFSET IN FEET (METERS) H
The shaded area within the lines represents acceptable
required horizontal run H
.
T
Simple venting configuration
(only one 90° elbow)
2.5
5
7.5
10
12.5
15
2.5
5
7.5
10
12.5
15
(0.8)
(1.5)
(2.3)
(3.1)
(3.8)
(4.6)
(0.8)
(1.5)
(2.3)
(3.1)
(3.8
(4.6)
Simple venting configuration
(only one 90° elbow)
40 (12.2)
)
See graph to determine the required vertical rise V
) < (V
39 (11.9)
for the required horizontal run H
(H
T
T
T
T
GD36
.
For vent configurations requiring more than one 90° elbow, the following formulas apply:
Formula 1: H
Formula 2: H
Example 1:
10
+ V
40 (12.2)
(2.3)
T
FEET (METERS) H
HORIZONTAL VENT RUN PLUS OFFSET IN
VERTICAL
REQUIRED
RISE IN FEET
(METERS)V
T
T
7.5
2.5
0
(1.5)
10
(2.3)
10 (3.1)
(3.1)
30 (9.1)
(0.8)
REQUIRED
39 (11.9)
VERTICAL
RISE IN FEET
(METERS)V
5
20 (6.1)
(0.8)
2.5
5
(3.1)
7.5
20 (6.1)
10 (3.1)
HORIZONTAL VENT RUN PLUS OFFSET IN
30 (9.1)
T
acceptable values for H
T
< V
T
< 40 feet (12.2m)
The shaded area within the lines represents
(1.5)
FEET (METERS) H
0
BGD36
T
T
T
(3.8)
H
12.5
(4.6)
20
(3.8)
15
(6.1)
17.5
(4.6)
(5.3)
20
(6.1)
12.5
15
2
and V
17.5
T
(5.3)
90°
1
2
H
= 2.5 FT (0.8m)
2
H
= .03 (three 90° elbows - 90°) = .03 (270° - 90°) = 5.4 FT (1.6m)
H
T
= H
R
V
O
+ H
H
= 2 FT (0.6m)
2
H
V
1
Since both formulas are met, this vent configuration is acceptable.
= 3FT (0.9m) + 8FT (2.4m) = 11FT (3.4m)
= H
+ V
R
T
2
T
= 3 FT (0.9m)
= 8 FT (2.4m)
O
V
H
1
T
Formula 1:
Formula 2:
+ H
= 9.9FT (3m) + 11FT (3.4m) = 20.9FT (6.4m)
1
= V
+ V
< 40 FT (12.2m)
20.9FT (6.4m) < 40 FT (12.2m)
+ V
T
H
T
T
1
T
< V
H
= 4.5FT (1.4m) + 5.4FT (1.6m) = 9.9 FT (3m)
= 2.5FT (0.8m) + 2FT (0.6m) = 4.5 FT (1.4m)
90°
9.9FT (3m) < 11FT (3.4m)
16.2B
V
1
V
90°
H
2
3.5
3.5
(1.1)
(1.1)
values for H
and H
T
T
90°
H
3
V
2
90°
H
2
90°
V
1
H
For vent configurations requirin
1
90°
Formula 1: H
Formula 2: H
Example 1:
V
= 3 FT (0.9m)
1
16.3_2B
V
= 8 FT (2.4m)
2
V
= V
+ V
T
1
H
= 2.5 FT (0.8m)
1
H
= 2 FT (0.6m)
2
H
= H
R
1
H
= .03 (three 90° elbows - 90°) =
O
H
= H
T
R
H
+ V
T
T
Formula 1:
Formula 2:
Since both formulas are met, this
W415-3095 / A / 05.03.22
EN
for the
T
17.5
20
17.5
20
(5.3)
(6.1)
(5.3)
(6.1)
19.25
19.25
(5.9)
(5.9)
T
< V
T
T
+ V
< 40 feet (12.
T
T
= 3FT (0.9m) + 8FT
2
+ H
= 2.5FT (0.8m) + 2FT
2
+ H
= 4.5FT (1.4m) + 5.4
O
= 9.9FT (3m) + 11FT (3.4m
H
< V
T
T
9.9FT (3m) < 11
H
+ V
< 40 F
T
T
20.9FT (6.4m) <
19
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