Napoleon GD33NR Installation And Operating Instructions Manual page 10
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- Installation and operating instructions manual (56 pages) ,
- Installation and operation instructions manual (32 pages) ,
- Specifications (1 page)
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10
BGD33 & GD33 HORIZONTAL TERMINATION
when (H
(H
(H
(H
(H
) > (V
) > (V
) > (V
) > (V
) > (V
) ) ) ) )
T T T T T
T T T T T
Simple venting configuration (only two 90° elbows)
FIGURE 8
See graph to determine the required vertical rise V
required horizontal run H
REQUIRED
VERTICAL
RISE IN
INCHES
V
T
HORIZONTAL VENT RUN PLUS OFFSETS IN FEET
The shaded area within the lines represents acceptable
values for H
and V
T
T
For vent configurations requiring more than two 90° elbows
the following formulas apply:
Formula 1: H
< 3.5V
T
Formula 2: H
+ V
T
W415-0341 / K / 10.05.07
T
.
T
< 24.75 feet
T
E x a m p l e
E x a m p l e
E x a m p l e
E x a m p l e
E x a m p l e
for the
T
V
= 4 ft
1
V
= 1.5 ft
2
V
= V
+ V
T
1
H
= 2 ft
1
H
= 1 ft
2
H
= 1 ft
3
H
= 1.5 ft
4
H
= H
+ H
R
1
H
= .03(four 90° elbows + one 45° elbow - 90°)
O
= .03(90 + 90 + 90 + 90 + 45 - 90) = 9.45 ft
H
= H
+ H
T
R
H
+ V
= 14.95 + 5.5 = 20.45 ft
T
T
H H H H H
Formula 1:
H
T T T T T
14.95 < 19.25
Formula 2:
H
20.45 < 24.75
Since both formulas are met, this vent configuration is ac-
ceptable.
2 :
2 :
2 :
2 :
2 :
90°
45°
H
2
H
3
V
1
H
90°
1
FIGURE 9
= 4 + 1.5 = 5.5 ft
2
+ H
+ H
= 2 + 1 + 1 + 1.5 = 5.5 ft
2
3
4
= 5.5 + 9.45 = 14.95 ft
O
< 3.5V
T
T
3.5V
= 3.5 x 5.5 = 19.25 ft
T
+ V
< 24.75 feet
T
T
90°
H
4
V
2
90°
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