CODE DIA.(mm) WALL
GV-RD-210 210 1.0
GV-RD-250 250 1.0
GV-RD-300 300 1.0
GV-RD-350 350 1.0
GV-RD-400 400 1.0
GV-RD-450 450 1.0
GV-RD-500 500 1.0
GV-RD-550 550 1.0
GV-RD-600 600 1.0
GV-RD-650 650 1.0
GV-RD-700 700 1.0
GV-RD-750 750 1.0
GV-RD-800 800 1.0
Note: All our ducting is manufactured standard with a double flare on the one side and single flare on the other, or two single flares with Tension Ring if required.