The co-extruded Color Layer provides a full exterior color appearance
Color Layer is made from same HDPE as Inner Wall тАУ performance properties are unaffected
Total Wall Thickness = Inner Black Wall Thickness + External Color Layer Thickness
Conduit dimensions meet or exceed the requirements of ASTM F 2160 for the wall type selected
The black inner wall has a minimum of 2% carbon black per condition C of ASTM D 3350
Co-extruded Color Layer has UV stabilizers and antioxidants per condition E of ASTM D 3350
Color fastness and UV protection performance for co-extruded conduit is equal to full wall colors and is suitable for storage outdoors for up to one year