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From January 1st 2021 Greg Houston Plumbing will become 2 businesses
GHP Plumbing & Civil and Opal Water Management

GHP Plumbing & Civil Services - Call 02 9756 1623

  • Plumbing, Drainage & Gasfitting for residential, commercial & Industrial

  • Sydney Water Accredited Constructor of water, wastewater & stormwter

  • Maintenance Services

Opal Water Management - Call 02 83202200

  • Accredited Water Service Coordination

  • Hydraulic Engineering & Stormwter Investigation

  • Service Loacation & CCTV

  • Servicing the entire Sydney Water area, New South Wales & nationwide in some aspects


Hot Water Systems

Blocked Drains

Water Leaks

General Mainenance

GHP Plumbing & Civil now provide maintenance & emergency plumbing servies 

Call 02 9733 3444 

for assistance 

24 Hours a day 


How can Greg Houston Plumbing help you?



Welcome to Greg Houston Plumbing – Sydney Water’s only “in-house” accredited provider with the ability to offer the complete solution under one roof when interacting within Sydney Waters building and developing process. 


This means Greg Houston Plumbing has the expertise you require to guide you through the Sydney Water requirements of your development from developing a vacant parcel of land all the way through to installing the plumbing & ensuring you have the best taps & bathtubs in your new home.


Our goal is to provide a unique, fully integrated system to property owners, builders, developers and government authorities that exceeds expectations whilst saving you time & money



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