Specification

Outer Diameter 

Wall thickness

Diameter of insulation

Wall thickness of insulation

Length

1/4"+3/8"

6.35+9.52mm

according

to your requirement

φ8+φ12

8mm

according

to your requirement

1/4"+1/2"

6.35+12.7mm

φ8+φ14

1/4"+5/8"

6.35+15.88mm

φ8+φ18

3/8"+5/8"

9.52+15.88mm

φ12+φ18

3/8"+3/4"

9.52+19.05mm

φ12+φ22

1/2"+3/4"

12.7+19.05mm

φ14+φ22