User Guide

104 | uponorengineering.com
90º elbow
Nominal
size (in)
Flow path
Avg. C
v
Eq. length (ft)
½ x ½ Through 2.6 10.4
¾ x ¾ Through 6.7 10.8
1 x 1 Through 11.9 11.5
1¼ x 1¼ Through 22.2 10.0
1½ x 1½ Through 29.7 11.5
2 x 2 Through 50.2 17.1
2½ x 2½ Through 86.0 20.0
3 x 3 Through 125.0 23.2
EP coupling
Nominal
size (in)
Flow path
Avg. C
v
Eq. length (ft)
½ x ½ Through 8.3 0.8
¾ x ½ Through 5.2 2.6
¾ x ¾ Through 19.0 0.9
1 x ¾ Through 12.5 2.7
1 x 1 Through 33.8 0.9
1¼ x ¾ Through 10.9 3.6
1¼ x 1 Through 22.3 2.6
1¼ x 1¼ Through 53.3 1.1
1½ x ¾ Through 10.8 3.5
1½ x 1 Through 19.0 4.3
1½ x 1¼ Through 33.9 3.7
1½ x 1½ Through 69.5 1.4
2 x 1½ Through 45.2 4.6
2 x 2 Through 107.8 2.7
2½ x 1¼ Through 29.3 5.4
2½ x 1½ Through 35.9 7.5
2½ x 2 Through 82.6 5.4
2½ x 2½ Through 219.1 1.7
3 x 2 Through 73.4 7.2
3 x 2½ Through 136.2 7.1
3 x 3 Through 320.6 1.9
45º elbow
Nominal
size (in)
Flow path
Avg. C
v
Eq. length (ft)
1½ x 1½ Through 33.1 9.3
2 x 2 Through 68.9 8.8
2½ x 2½ Through 136.8 6.9
3 x 3 Through 195.5 8.3