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Siphonic Roof Drainage Presentation
(Duration: 11mins)

youtube siphonic

Siphonic Roof Drainage Animation
(Duration: 2mins)


The Syfon System is proprietary technology that was developed specifically for Australian, New Zealand and Asian conditions, in conjunction with the CSIRO and the University of Technology in Sydney.

The Syfon System is fully approved by the CSIRO Building Products & Systems Appraisals (Technical Assessment 290). Syfon Systems are involved in the development of an Australian Standard for syphonic roof drainage.

Syfon Systems manufacture, supply and install:


  • Prefabricated piping systems
  • High rainfall Syfonic gutter inlets which;
    - Maximise efficiency
    - Enhance aesthetics
    - Significantly reduce need for underground drains
    - Create substantial reductions in upfront cost, time, capital requirements and lifecycle costs
    - Have environmental benefits, the system is able to reticulate storm water from roofs whilst
    separating contaminated water from car parks
  • Gutter debris guards
  • Unique Syfonic piping support system

Our Accreditations include;

Syfon Worldwide Projects

Worldwide projects
completed by Syfon Systems



See more projects

What is syfonic drainage?

Syfon Systems technology provides a simple, unique, high-rainfall roof drainage product specifically suited to the Australian, New Zealand and Asian climates.

Click here to view the syfonic drainage system
Syfonic Drainage