Zinc coated spirally wound steel ducting for all types of applications.

The corrugated duct is strong and flexible and allows for changes in profile not possible with PVC and other plastics.

• Available in diameters between 45mm - 160mm internal dia.  (in 5mm increments) - POA
• Stocked in 65mm x 6 metre lengths
• Can be made to any length
• Each length is fitted with a screw on coupler for easy installment
• Can be easily cut on site, if required

Commonly used to encase the steel for pre-stressing