Deduct Table
SIZE
RIGID
Deduct
EMT
IMC
MINIMUM STUB LENGTH-DEDUCT PLUS 2 INCHES
Figures are approximate.
Scale Reading Table-Single-Shoe Groups
CONDUIT
SIZE
15°
30°
1/2
17
33
3/4
17
33
1
17
32
1-1/4
17
32
1-1/2
17
32
2
17
32
Figures are approximate.
18 | SOUTHWIRE.COM
STUB LENGTH
MARK 2
1/2
3/4
7-1/2
9
7-1/2
9
7-1/2
9
RIGID
45°
60°
90°
15°
49
64
96
16
48
64
95
17
48
63
94
17
48
63
94
17
48
63
94
19
48
63
94
19
DEDUCT
MARK 1
MARK 2
MARK 1
1
1-1/4
11
13-5/8
11
13-5/8
11
13-5/8
EMT
30°
45°
60°
32
48
63
33
48
64
32
48
63
32
48
63
35
50
66
34
50
65
1-1/2
2
14-7/8
16-1/8
14-7/8
16-3/8
14-7/8
16-7/8
90°
15°
30°
95
20
36
94
19
35
94
19
35
94
19
35
97
17
33
96
19
34
IMC
45°
60°
90°
51
67
98
50
66
97
50
66
97
50
66
97
49
64
96
50
65
96