Backflow in Greenwood, WA 6024

When a backflow device needs testing, maintenance, repair or replacement, clear site information helps a plumbing business understand the work and its operational context. Commercial and industrial backflow work can involve access, safety, asset records and shutdown considerations alongside protecting the potable water supply from contamination.

10 Master Plumbers found

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Triple T Plumbing & Civil

Certified Master Plumber Closed · Opens tomorrow 9:00am

Triple T Plumbing and Civil is a Western Australian-owned contractor specialising in commercial hydraulics, plumbing and civil drainage services for major construction and development projects. Based in Balcatta and operating across Perth and WA, Triple T has more than 25 years of industry experience and delivers hydraulic and civil solutions for commercial, residential, industrial, infrastructure, aged care, health and education projects. The company provides a broad range of services including commercial plumbing, civil drainage, stormwater and sewer systems, wet fire services, siphonic drainage, rainwater harvesting, Water Corporation sewer and water extensions, and design-and-construct hydraulic packages. Led by Managing Director Peter Banovich, Triple T is known for technical capability, reliable project delivery, strong project management and a collaborative approach with builders, developers and construction partners. The business places a strong focus on quality, safety, accountability and delivering high-standard project outcomes.

BackflowInstallationRepairs And MaintenanceTestingCommercial Industrial Plumbing Aerobic Treatment Unit Atu +64 more
Gas Plumbing Contractor

Harleys Complete Plumbing Services

Certified Master Plumber Closed · Opens tomorrow 7:00am

PLUMBING REPAIRS IN PERTH Looking for a trusted Perth plumber? One who values excellent customer service and quality workmanship? We’re Harleys Complete Plumbing Services in Perth. A family-owned business with over 60 years of combined plumbing experience. We cover commercial and industrial installations, maintenance and emergency repairs. whatever your plumbing needs, we’re here to help.

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Waterwise Gas Plumbing Contractor Emergencies

Gasquip Pty. Ltd.

Certified Master Plumber Closed · Opens tomorrow 7:30am

Gasquip Pty Ltd is a Kingsley-based plumbing and gas business servicing residential and commercial clients across Perth and surrounding northern suburbs. The business provides practical plumbing, gas and hot water support, with a strong focus on hot water system installation, servicing and repairs. As Perth hot water service agents and plumbers, Gasquip Pty Ltd supports homeowners, businesses and property owners with general plumbing, gas fitting, emergency plumbing, gas repairs, gas installations, water installations and hot water system services. The business is also listed as an authorised service agent for major hot water brands including Bosch, Thermann, Dux, Douglas and Rheem.

BackflowRepairs And MaintenanceTestingCommercial Industrial PlumbingCommercial Hot Water Systems Gas Heat Pump Plant Installations +49 more
Gas Plumbing Contractor Emergencies

Gemini Plumbing and Gas Pty Ltd

Certified Master Plumber Closed · Opens tomorrow 7:00am

Gemini Plumbing & Gas Pty Ltd is a Greenwood-based plumbing and gas business servicing commercial, industrial, construction and property clients across Perth and surrounding metropolitan areas. The business provides practical plumbing support across commercial construction, commercial maintenance, drainage, industrial plumbing and renovation-related works. As a Master Plumber member, Gemini Plumbing & Gas Pty Ltd is positioned within the Western Australian plumbing industry as a professional provider supporting builders, businesses, property owners and industrial clients with reliable plumbing, drainage, maintenance and installation services.

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Backflow Gas Plumbing Contractor

Banhams WA Plumbing Gas & Fire Services

Certified Master Plumber Closed · Opens tomorrow 7:30am

Banhams WA has established itself as a trusted service provider by combining plumbing, gas, fire protection and electrical expertise within a single business. This integrated approach allows clients to streamline maintenance, compliance and project delivery through one contractor while maintaining the highest standards of safety and workmanship. With experienced technicians, 24/7 emergency response capability and a strong focus on regulatory compliance, Banhams WA delivers reliable and cost-effective solutions for commercial, industrial and strata clients across Western Australia.

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Backflow Gas Plumbing Contractor Emergencies

West Leederville Plumbing

Certified Master Plumber Closed · Opens tomorrow 6:00am

West Leederville Plumbing is a family-owned and operated plumbing contractor that has been providing quality plumbing services across Perth for more than 45 years. The business specialises in commercial plumbing projects and also delivers residential plumbing, maintenance, drainage, gas and fire services throughout the metropolitan area. With a reputation built on strong workmanship, reliability and attention to detail, West Leederville Plumbing works closely with builders, businesses and homeowners to deliver professional plumbing solutions tailored to each project. As a long-established family business, West Leederville Plumbing continues to be recognised for its commitment to quality, customer service and getting the job done right every time.

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Waterwise Backflow Gas Plumbing Contractor

Techworks Plumbing

Certified Master Plumber Open · 24/7 Service

Techworks Plumbing is a Perth-based commercial plumbing contractor operating within the broader Techworks Group alongside Techworks Electrical. Established in 2017, the company delivers maintenance and project services across government, education, transport and commercial sectors throughout the Perth metropolitan area. Known for its integrated plumbing and electrical capability, Techworks provides practical end-to-end solutions for facility managers, local councils, universities and infrastructure clients. The business has built a strong reputation for reliable service, collaborative culture, long-term staff retention and a strong commitment to apprenticeship training and workforce development.

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Backflow Gas Plumbing Contractor

System Plumbing and Gas Pty Ltd

Certified Master Plumber Open · 24/7 Service

System Plumbing and Gas is a Perth-based plumbing business providing reliable plumbing, gasfitting and fire services across Perth and surrounding areas. Established under the System Plumbing and Gas name in 2024, the business has continued to grow and became System Plumbing and Gas Pty Ltd in 2026. With capabilities across plumbing, gas and fire services, System Plumbing and Gas provides clients with the convenience of accessing multiple essential trade services through one contractor. The business services residential and commercial requirements and is focused on providing dependable, professional solutions for its customers across the Perth metropolitan area.

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Waterwise Gas Plumbing Contractor Emergencies

West Oz Plumbing and Maintenance Pty Ltd

Certified Master Plumber Closed · Opens tomorrow 9:00am

WestOz Plumbing Solutions is a Western Australian-owned and operated plumbing contractor established in 2022 with a commitment to delivering reliable, high-quality plumbing services across residential, commercial and infrastructure sectors. Founded by Russ and supported by a team of qualified tradespeople and apprentices, the business brings more than 50 years of combined plumbing experience to every project. WestOz has built its reputation on quality workmanship, responsive service and a customer-focused approach, providing tailored plumbing solutions for clients throughout Western Australia. The business prides itself on being approachable, dependable and solutions-driven, with a strong emphasis on professionalism, safety and continuous improvement. Every project, regardless of size, is completed with the goal of exceeding client expectations.

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Backflow Plumbing Contractor

Centreside Plumbing

Certified Master Plumber Closed · Opens tomorrow 7:00am

Centreside Plumbing was established in 2008 and has quickly become one of the most respected Plumbing Companies in Perth. We service the residential housing and unit development market, specialising in New Homes, Renovations, Commercial projects and Vacant Strata works, offering a premium service to our Customers.

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Waterwise Backflow Gas Plumbing Contractor

Find a Master Plumber for backflow work

Protecting the water supply without losing sight of site operations

Backflow is a practical concern for businesses, facilities and industrial sites that need to protect the potable water supply from contamination. The work centres on backflow prevention devices and may involve installation, replacement, maintenance, fault finding and testing.

For a commercial or industrial property, the device itself is only part of the conversation. Access to the area, the importance of the asset, site safety arrangements and the potential effect on operations can all shape how the work is planned. A clear enquiry gives a plumbing business useful context from the outset.

What backflow work may involve

Backflow prevention work is concerned with devices used to protect potable water from contamination. The appropriate scope depends on the existing equipment, its condition, access and the site setting. Commercial backflow prevention may involve a new installation, replacement of existing equipment, ongoing maintenance, testing or investigation of a reported fault.

Service needWhat to have ready
Installation or replacementDetails of the proposed or existing location, photos, equipment labels where available, and site access information.
Repairs and maintenanceA description of the issue, relevant photos or video, asset records and any previous service information.
TestingThe device location, asset reference, access arrangements, operating restrictions and any available maintenance history.

These are distinct service pathways, although one visit may reveal that further work needs consideration. Providing the available information early helps the plumbing business understand the request without assumptions about the site.

Why site context matters

Commercial / industrial backflow work often sits within a working environment rather than an isolated maintenance task. The relevant device may be in a plant room, a controlled area or another location with specific access and safety requirements. Some sites also need work planned around occupied areas, permitted working hours or a defined shutdown window.

Industrial operators may also need to consider process impacts, isolation requirements, environmental controls, permits, confined-space risks, hot works requirements and critical production impacts. These matters do not determine the solution on their own, but they are important context to raise when choosing a plumbing business for the work.

Facility managers, strata managers, business owners, asset managers, maintenance coordinators and government buyers can make the initial conversation more efficient by nominating a contact person and identifying who is authorised to approve work.

Prepare a useful backflow enquiry

  1. Identify the site and contact: provide the property address, a contact person and clear access instructions.
  2. Locate the equipment: include the asset ID, plant-room reference or other location detail, plus labels on existing equipment where available.
  3. Describe the request: state whether the need is installation, repairs and maintenance, testing, replacement or fault finding, and share photos or short video if useful.
  4. Explain operating conditions: note whether the area is occupied, any urgency or safety concerns, and the water or gas isolation status.
  5. Flag site controls: advise of inductions, parking or loading details, permitted working hours, shutdown restrictions and any required permits or controls.
  6. Share records: provide drawings, manuals, the last service report and maintenance history where these are available.

For sites with particular controls, it can also be useful to advise whether a SWMS/JSA, confined-space control or working-at-heights control is required. This supports realistic planning around the conditions at the property.

Choosing a plumbing business for commercial backflow prevention

Start by matching the request to the service required: installation, repairs and maintenance, or testing. Then consider whether the plumbing business can understand the relevant asset information, access arrangements and operational restrictions before work is planned. For an industrial environment, process, safety and environmental context may be especially important to communicate.

Find a Master Plumber connects customers with Master Plumbers and plumbing businesses associated with the Master Plumbers and Gasfitters Association of Western Australia. Choosing a Master Plumber helps consumers make a more informed choice of plumbing business for their property or project.

The Association has represented Western Australia’s plumbing and gasfitting industry since 1901. Its members must adhere to the Association’s Code of Conduct, which sets expectations for honest transactions, ethical business behaviour, lawful plumbing practice, cooperation within the industry and apprentice training.

Brands and products customers may encounter

Backflow equipment, related products and supply channels can vary across sites. Examples customers may encounter include Reece, Galvins, Tradelink, Parkwood Plumbing Centre and Plumbing Plus, along with RMC, AVG, Watts, Febco, Zurn, Wilkins, Apollo, ValvCheQ, Bermad, Enware and Testo. These names are examples of brands, systems and supply channels associated with backflow products; their presence at a site does not by itself determine the work required.

Photos of labels and existing equipment can help a plumbing business recognise what is already in place and consider product suitability alongside access and site conditions.

Related commercial and industrial plumbing services

Backflow may sit alongside broader water, drainage and asset-management considerations. Where the site’s needs extend beyond a backflow device, related commercial and industrial service areas include filtration, drainage, pumps and pumping equipment, storm water systems and drainage, grey water systems, leak detection and general plumbing. The right next service depends on the site and the work required.

Backflow questions

What is backflow work intended to protect?

Backflow work protects the potable water supply from contamination through the testing, installation and repair of backflow prevention devices.

What backflow services can I seek through Find a Master Plumber?

The backflow service category includes installation, repairs and maintenance, and testing.

What information should I provide before contacting a plumbing business?

Useful details include the property address, contact person, access instructions, equipment location or asset ID, photos of the area and labels, available records, and any site restrictions or safety controls.

Why do shutdown windows matter?

A shutdown window may affect how work is planned around site operations. If one is required, advise the plumbing business when making the enquiry.

Can industrial-site requirements affect the enquiry?

Yes. Industrial sites may have process impacts, isolation requirements, environmental controls, permits, confined-space risks, hot works requirements or critical production impacts that should be raised early.

Why choose a Master Plumber?

Choosing a Master Plumber helps consumers make a more informed choice of plumbing business for their property or project. Find a Master Plumber is backed by the Master Plumbers and Gasfitters Association of Western Australia.

Use Find a Master Plumber to choose a plumbing business for backflow installation, repairs and maintenance, or testing. Include the site location, equipment details and relevant access or operational information to start a more informed conversation.

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