Thundaflo is a Proven Heavy Duty Channel Drainage System

  • Three Metre Modular Sections
  • Variable Built-in-Fall & Zero Gradient
  • Unique Design Dissapates Loading
  • Heavy Duty Class E400 (AS3996) Grating
  • 125mm, 200mm, & 300mm Widths 

Canberrra, Australia


Modular System


48 L/m Continuous Built-in-Fall
Length can be extended with Zero Gradient sections


Super Steep High Velocity/Self Cleaning: Ideal for short runs particularly for entranceways where road debris is an issue

Length Adjustment

Overall Length can be adjusted. (0.5 L/m multiples is adjusted at the start - R1...)

In-Line Sumps

125, 200, 300 Series

 (300 Series Sump Illustrated below)

Next: Series / Widths