Product Technical Guides : US-EN Direct Fastening - Volume 1 Edition 22 | Page 119

Hanger length charts for spiral HVAC with one fastening point using BX / DX loop lock
Required Elevation h ( ft .) 1 3 5 8 10 12 15
Direct Fastening Technical Guide , Edition 22
Diameter Ø ( in .)
Cable Length l ( ft .)
8 "
3
5
7
10
12
14
17
12 "
4
6
8
11
13
15
18
16 "
6
8
8
11
13
15
18
20 "
7
9
9
12
14
16
19
24 "
9
11
10
13
15
17
20
28 "
10
12
11
14
16
18
-
32 "
12
14
11
14
16
18
-
36 "
13
15
12
15
17
19
-
60˚
Ø
6 " ( 150mm ) h
Hanger length charts for spiral HVAC with two fastening points using DX loop lock
Required Elevation h ( ft .)
1
2
3
4
5
7
9
Diameter Ø ( in .)
Cable Length l ( ft .)
8 "
3
5
7
9
11
15
19
12 "
3
5
7
9
11
15
19
16 "
3
5
7
9
11
15
19
20 "
3
5
7
9
11
15
19
24 "
4
6
8
10
12
16
20
28 "
4
6
8
10
12
16
20
32 "
4
6
8
10
12
16
20
36 "
4
6
8
10
12
16
20
Ø
6 " ( 150mm ) h
Hanger length charts for rectangular HVAC with two fastening points using DX loop lock
Required Elevation h ( ft .) 1 2 3 4 5 7 9
Width b ( in .)
Cable Length l ( ft .)
8 "
3
5
7
9
11
15
19
12 "
3
5
7
9
11
15
19
16 "
3
5
7
9
11
15
19
20 "
3
5
7
9
11
15
19
24 "
4
6
8
10
12
16
20
28 "
4
6
8
10
12
16
20
32 "
4
6
8
10
12
16
20
36 "
4
6
8
10
12
16
20
b
6 " ( 150mm ) h
Hanger length charts for rectangular HVAC with two fastening points using DX channel lock
Required Elevation h ( ft .) 1 2 3 4 5 7 9
Width b ( in .)
Cable Length l ( ft .)
8 "
1.5
2.5
3.5
4.5
5.5
7.5
9.5
12 "
1.5
2.5
3.5
4.5
5.5
7.5
9.5
16 "
1.5
2.5
3.5
4.5
5.5
7.5
9.5
20 "
1.5
2.5
3.5
4.5
5.5
7.5
9.5
24 "
1.5
2.5
3.5
4.5
5.5
7.5
9.5
28 "
1.5
2.5
3.5
4.5
5.5
7.5
9.5
32 "
1.5
2.5
3.5
4.5
5.5
7.5
9.5
36 "
1.5
2.5
3.5
4.5
5.5
7.5
9.5
b h
6 " ( 150mm )
119