NOMINAL SIZE  MEAN INSIDE DIAMETER (MM) WALL THICKNESS (MM)
MM  LIGHT MEDIUM HEAVY  LIGHT MEDIUM HEAVY
20 17.40 16.90 15.80 1.30 1.55 2.10
25 22.10 21.90 20.60 1.45 1.80 2.20
32 28.60 27.80 26.60 1.70 2.10 2.70
40 35.80 35.40 34.40 2.10 2.30 2.80
50 45.10 44.30 43.20 2.45 2.85 3.40
63 57.00 3.00
STANDARD LENGTH 2.9 & 3 METERS
COLOUR BLACK & WHITE
SOCKET TYPE SOLVENT WELD