Profile Plumbing WA is a Western Australian-owned plumbing contractor established in 2013, specialising in commercial, residential, hydraulic and civil plumbing services throughout Perth. Founded by Jason Martin, who has more than 25 years of industry experience, the business delivers plumbing solutions for apartment developments, retirement villages, group housing, commercial buildings and civil infrastructure projects. With a highly experienced team of qualified plumbers and machine operators, Profile Plumbing WA is recognised for delivering projects on time, within budget and to the highest standards of workmanship. As an MPGA member, the company is committed to quality, professionalism and building long-term relationships with builders, developers, architects and clients across Western Australia.
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ONN1 Services is a leading Western Australian provider of integrated plumbing, gas fitting and electrical services, delivering specialist solutions across the mining, commercial, industrial and maintenance sectors. Known for its dual-trade capability, technical expertise and commitment to safety, the company specialises in commercial plumbing, industrial gas fitting, hydraulic services, preventative maintenance and mining infrastructure projects. With more than 50 skilled professionals and a strong focus on innovation, ONN1 Services delivers practical, efficient and cost-effective infrastructure solutions that minimise downtime and maximise operational performance for clients throughout Western Australia.
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Albany Plumbing & Gas is a locally owned and operated plumbing and gas fitting business servicing Albany and surrounding areas of Western Australia. The business has been providing plumbing, gas and backflow services across the Albany region since 2009, with a team led by Brook and Jo and supported by qualified tradespeople and apprentices. With a strong focus on prompt service, excellent workmanship and professional support, Albany Plumbing & Gas provides maintenance plumbing, new housing plumbing, commercial plumbing, gas fitting, backflow prevention and emergency plumbing. The business has a combined 54+ years of industry experience and operates with its own equipment, including a hydro jet drain machine, drain camera and excavator.
Revered Plumbers WA is a specialist commercial plumbing contractor delivering professional plumbing, gas and hydraulic services for businesses and industrial facilities across Perth. Backed by more than 50 years of combined industry experience, the company provides preventative maintenance, backflow prevention, fire services, gas systems and commercial plumbing installations tailored to each client's operational needs. The business has built a reputation for quality workmanship, innovative problem-solving and long-term client partnerships, providing reliable plumbing solutions that minimise downtime and support business continuity. As a member of the Master Plumbers and Gasfitters Association WA, Revered Plumbers WA is committed to maintaining the highest standards of safety, compliance and professional service across every project.
Reef Plumbing & Gas is a Broome-based plumbing and gas fitting contractor delivering professional plumbing services throughout the Kimberley and regional Western Australia. The business specialises in commercial, industrial and housing construction plumbing, while also providing maintenance, drainage, gas fitting, hot water systems and backflow prevention services for residential and commercial clients. With extensive experience working in regional and remote environments, Reef Plumbing & Gas has built a reputation for reliable workmanship, practical solutions and quality customer service. As a member of the Master Plumbers and Gasfitters Association WA, the company is committed to maintaining high standards of professionalism, safety and compliance across every project.
Brand Plumbing Contracting is a Dawesville-based plumbing business servicing residential and commercial clients across Western Australia. Our Business is a member of The Master Plumbers and Gasfitters Association of WA and provides practical plumbing support with a focus on reliable workmanship, professional service and local trade expertise.
Cooper & Jones Plumbing is a Western Australian commercial and industrial plumbing business based in Neerabup, servicing major construction and project clients across Perth and Western Australia. The company is recognised as a leader in commercial hydraulics and provides plumbing services across education, commercial, aged care, health, infrastructure, retail and other large-scale project sectors. With more than 40 years of operation in Western Australia, Cooper & Jones Plumbing has built a strong reputation for high-quality workmanship, professional project management and reliable delivery on complex plumbing projects. The business provides complete hydraulic design-to-construction capability, including design, documentation, estimating, installation and project completion.
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Wacomm Plumbing is a Western Australian plumbing contractor providing reliable plumbing and gas services across residential, commercial, and industrial sectors. The company specialises in maintenance, repairs, installations, drainage, hot water systems, and general plumbing solutions, with a strong focus on quality workmanship, safety, and customer service.
Tag Plumbing & Gas Pty Ltd is a Willetton-based plumbing and gas business providing domestic maintenance, renovation, commercial construction and industrial plumbing services. With a broad range of capabilities, the business provides a practical local option for homeowners, property managers and commercial clients requiring plumbing maintenance, installations, alterations and project work.
Find a Master Plumber for commercial backflow work
Protecting the water supply starts with the right installation
Commercial backflow installation is relevant when water connected to a tenancy, plant item, irrigation system, fire service, washdown area or process could flow in the reverse direction towards the potable water supply. A backflow prevention device is selected and installed to suit the hazard level and conditions of the particular connection.
For facilities, businesses and industrial sites, the decision is rarely only about fitting a valve. The proposed location, available pipework, access for future testing and maintenance, site operations and potential interruption to water services can all affect how the work is planned.
Commercial backflow prevention installation may be required around property water supplies, commercial tenancies, mechanical plant, irrigation connections, fire service connections and other higher-risk water connections. A plumbing business can consider the individual site and the service being protected before confirming an approach.
Where backflow devices may be installed
Backflow prevention devices are commonly positioned near a property boundary, water meter, fire service connection, irrigation connection, plant room, commercial tenancy supply, hose tap or other connection that requires protection. The final position needs to work with the site layout and allow for ongoing access.
Depending on the connection and device, installations may involve brass, bronze or stainless-steel valve assemblies, test taps, isolation valves, strainers, relief outlets or discharge points. Larger devices may be mounted horizontally or vertically on pipework and can need support brackets, drainage clearance and practical access for future testing.
Matching protection to the site and connection
Backflow installation is based on the risk associated with the connection being protected. A lower-risk connection may need a different form of protection from a higher-hazard connection associated with a commercial kitchen, medical facility, laboratory, chemical process, irrigation system, fire service or trade waste area.
Commercial backflow device installation can involve a reduced pressure zone device, double check valve or another suitable device. The plumbing business will need to consider the site’s risk rating, water service type, available space, device orientation, pressure loss, drainage, accessibility and future testing and maintenance needs.
On industrial sites, an industrial backflow prevention installation may also need to be coordinated with operational controls. Process impacts, isolation requirements, safety permits, environmental controls and shutdown windows can be important details when planning work.
What the installation process may involve
The exact scope depends on the site, but backflow installation can involve assessment of the connection and proposed device, alterations to pipework, installation of isolation valves and support brackets, and commissioning, testing, registration or reporting requirements. Coordination with Water Corporation or another relevant water authority may also be required.
- Confirm the duty and site layout. Identify the service, connection, process or asset requiring protection.
- Review access and isolation. Consider isolation points, surrounding services, available space, supports, falls and clearances.
- Plan the work around operations. Discuss access conditions, shutdown restrictions, inductions and any authorised approval process.
- Complete installation and commissioning activities. The work may include testing and the required registration or reporting steps.
- Keep maintenance in view. Ensure the completed arrangement can be accessed and maintained in the future.
Details that help a plumbing business assess the work
Clear information early can help a plumbing business understand the site conditions and prepare for commercial backflow valve installation. It is useful to provide what is available rather than delay an enquiry while trying to assemble every item.
- Site address, contact person and access instructions
- Water meter or service location, and whether the connection serves potable water, fire, irrigation, trade waste or process water
- The business activity, plant item or process associated with the connection
- Photos, drawings or specifications showing the proposed location and nearby pipework
- Existing device labels, asset references, manuals, service reports or maintenance history
- Access dimensions, isolation points and surrounding services
- Shutdown windows, tenant access, project timing, inductions, permits and working-hour restrictions
- The person authorised to approve work and any operational or safety concerns
Backflow work within commercial and industrial plumbing
Backflow is one part of commercial and industrial plumbing, where site access, asset criticality and continuity of operations often shape the work. A facility manager, strata manager, business owner, asset manager, maintenance coordinator or procurement team may need to coordinate the installation with building operations and other site requirements.
Where the work relates to an existing device rather than a new or replacement installation, backflow repairs and maintenance or backflow testing may be the more relevant next step. The appropriate pathway depends on the condition of the asset and the work required.
Products and names customers may encounter
Backflow products, associated valves, pipework and testing equipment can be encountered through a range of manufacturers, suppliers and supply channels. Examples include Reece, Galvins, Tradelink, RMC, AVG, Watts, Febco, Zurn, Wilkins, Enware, Kembla, Viega, Iplex, Vinidex, Testo and RIDGID.
These names may relate to backflow devices, valves, plumbing materials, distribution channels or test equipment. Their appearance in a quotation, specification or existing installation does not by itself determine which product or arrangement suits a particular site.
Choosing a plumbing business for backflow installation
Choosing a Master Plumber helps consumers make a more informed choice of plumbing business for their property or project. Find a Master Plumber connects customers with Master Plumbers and plumbing businesses associated with the Master Plumbers and Gasfitters Association of Western Australia.
When comparing options, focus the conversation on the connection being protected, the operational constraints at the site, the intended location and how the completed installation will be accessed for future work. Find a Master Plumber is backed by the Master Plumbers and Gasfitters Association of Western Australia and can be used to choose a plumbing business for your service needs.
Frequently asked questions
What is backflow installation?
Backflow installation generally involves supplying and installing a backflow prevention device to protect the potable water supply from contamination caused by reverse flow from a property, tenancy, plant item or process.
Where might a commercial backflow device be located?
A device may be installed near a property boundary, water meter, fire service connection, irrigation connection, plant room, tenancy supply, hose tap, washdown area or another higher-risk water connection.
How is the type of backflow device selected?
The device needs to match the hazard level of the site or connection. Relevant considerations include the risk rating, water service type, available space, drainage, accessibility, orientation, pressure loss and future testing and maintenance needs.
What should I provide when asking about backflow installation?
Useful details include the site address, contact person, service location, business activity or process, photos or drawings, existing equipment labels, access requirements, isolation points and any shutdown, induction or approval requirements.
Can installation affect site operations?
It can require planning around access, isolation and shutdown restrictions. Industrial sites may also need to account for safety permits, process impacts, environmental controls and critical production requirements.
Is backflow testing the same as installation?
No. Installation concerns fitting or replacing the protection arrangement. Testing and repairs or maintenance are separate backflow service pathways that may be relevant for an existing device.
Use Find a Master Plumber to choose a plumbing business associated with Master Plumbers WA for backflow installation, testing, repairs or maintenance considerations at a commercial or industrial site.