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0425 768 991



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About Us

Cathic is a specialised mechanical services plumbing contractor whose employees have been successfully supporting the needs of Water Authorities, Industry and Regional Australian businesses for over 30 years.


Cathic provide support to water utility businesses across Victoria and also provides Plumbing and Gasfitting services (Commercial & Industrial) .


We specialise in complex and unique pipe work such as Polypropylene (PP) and Polyvinylidene Fluoride (PVDF) Stainless Steel and all types of chemical dosing systems.


Past Projects

Our capabilities include general Plumbing and Gas-fitting and we are licensed with the Victorian Building Authority. We have equipment on hand and we are certified in the following.


  • High Density Polyethylene (HDPE) Butt Welding.
  • Beta Polypropylene Homopolymer (PP-H) Butt Welding.
  • Electrofusion Welding of HDPE & PP-H.
  • Infrared (IR) Welding of Polyvinylidene Flouride (PVDF).
  • Socket Fusion Welding of HDPE, PP-H & PVDF.
  • Jointing of PVC-U & C-PVC.
  • All aspects of plumbing including Backflow Prevention Testing.

We are also able to fabricate and design specialised fittings and components for all above.

We at Cathic understand ways to unearth solutions that present a more successful operating business, while resolving and mitigating environmental risks and obligations.