Installation instructions – GE JGP389 User Manual
Page 24
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INSTALLATION INSTRUCTIONS
(continued)
Example 2
Duct Fitting Number
Total
Equivalent
of Fittings
Equivalent
Length
Length of
Fittings
5" to 6"
Transition
1
1
1
6" Straight
1
2+4+6+4=16
16
6" Elbow
5
3
15
6" to
3
1
⁄
4
"x10"
Transition
1
1
1
3
1
⁄
4
"x10"
Straight
1
10
10
3
1
⁄
4
"x10"
Wall Cap
20
1
20
Total
63
Example 1
Duct Fitting Number
Total
Equivalent
of Fittings
Equivalent
Length
Length of
Fittings
5" to 6"
Transition
1
1
1
6" Straight
1
2+4+6=12
12
6" Elbow
5
2
10
6" Wall Cap
28
1
28
Total
51
5" to 6" Transition
5" to 6" Transition
10' of 3
1
⁄
4
"x10" Straight
6" to 3
1
⁄
4
"x10" Transition
2' of 6" Round
2' of 6" Round
6
"
Elbow
6" Elbow
6" Elbow
6" Elbow
6" Elbow
4' of 6" Round
4' of 6" Round
4' of 6" Round
3
1
⁄
4
"x10" Wall Cap
6' of 6" Round
6' of 6" Round
6" Wall Cap
24
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