Recommended Heights For Woodstove Flue - HAMPTON BAY H300 Owners & Installation Manual

Simple rules on draft. See Table 1.
1) At sea level minimum height is 12'
straight.
2) Add the following vertical height to compen-
sate for:
45 deg. elbow = 1 ft.
90 deg. elbow = 2 ft.
"T" = 3 ft.
Each foot of horizontal run = 2 ft.
3) Add 4% overall for each 1000' above sea
level.
ELEVATION (FT)
ABOVE SEA LEVEL
9000-10000
NOTE: No more than two offsets (four elbows) allowed. Two 45
Hampton H300 Cast Freestanding Woodstove
RECOMMENDED HEIGHTS FOR
WOODSTOVE FLUE
Example: a)
1-1/2 ft. of horizontal run
one "T"
Total Addition (at sea level)
Example: b)
One 90 deg. elbow
2 ft. of horizontal run
one "T"
Total Addition (at sea level)
MINIMUM RECOMMENDED FLUE HEIGHTS IN FEET
0-1000
1000-2000
2000-3000
3000-4000
4000-5000
5000-6000
6000-7000
7000-8000
8000-9000
= 3 ft.
= 3 ft.
= 6 ft.
= 2 ft.
= 4 ft.
= 3 ft.
= 9 ft.
TABLE 1
(Measured from the top of the unit)
# OF ELBOWS
0 2 x 15 4 x 15
o o
12.0 13.0 14.0
12.5 13.5 14.5
13.0 14.0 15.0
13.5 14.5 15.5
14.0 15.0 16.0
14.5 15.5 17.0
15.0 16.0 17.5
15.5 16.5 18.0
16.0 17.0 18.5
16.5 17.5 19.0
elbows equal one 90
o
INSTALLATION
Recommended Flue Height
Elevation Example a)
0' 18'
1000' 18.72'
2000' 19.44'
5000' 21.60'
8000' 23.76'
2 x 30 4 x 30 2 x 45
o o o
15.0 18.0 16.0
15.5 19.0 16.5
16.0 19.5 17.0
17.0 20.0 18.0
17.5 21.0 18.5
18.0 21.5 19.0
18.5 22.5 20.0
19.0 23.0 20.5
20.0 24.0 21.0
20.5 24.5 22.0
elbow.
o
Example b)
21'
21.84'
22.68'
25.20'
27.72'
4 x 45
o
20.0
21.0
21.5
22.5
23.0
24.0
25.0
25.5
26.5
27.0
15