At Majestic Plumbing, we support the high-performance needs of industrial and infrastructure facilities with reliable, safety-first plumbing solutions. Whether it’s a large-scale factory, a mining site, or an airport terminal, we understand the complexities of these environments and deliver services built for efficiency, compliance, and minimal disruption.. With over 40 years of experience, we have built a reputation for excellence, reliability, and innovation in commercial and industrial plumbing. Businesses across Perth trust us to deliver high-quality solutions that ensure compliance, efficiency, and long-term performance.
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Design Plumbing (WA) Pty Ltd is a locally owned Perth plumbing contractor delivering reliable plumbing and gas fitting services to residential and commercial customers. The business provides plumbing maintenance, repairs, drainage, hot water systems, gas fitting and installation services, with a focus on quality workmanship and dependable customer service. With experience across a broad range of plumbing projects, Design Plumbing (WA) is committed to delivering practical, compliant and cost-effective plumbing solutions. As a member of the Master Plumbers and Gasfitters Association WA, the company maintains high standards of professionalism, safety and workmanship.
CF Plumbing Solutions Pty Ltd is a plumbing business based in Balcatta, Western Australia. Servicing primarily the Perth Metropolitan Area, the company provides plumbing and gas support for residential, commercial, construction and industrial clients. The business is listed as a Master Plumbers member and provides plumbing support across backflow, commercial construction, domestic maintenance, drainage, gas, housing construction, industrial plumbing and renovation work. With a focus on reliable workmanship, practical service and industry-standard plumbing support, CF Plumbing WA Pty Ltd assists homeowners, builders, businesses and project clients with maintenance, repairs, installations and general plumbing requirements.
Commercial Plumbing Co Pty Ltd is a Bibra Lake-based plumbing business specialising in industrial, commercial and mining projects across Western Australia. The business provides design, installation and maintenance services, with capability across hydraulic systems, civil drainage design and plumbing works required to comply with Australian Standards. With a strong focus on safe and effective project delivery, Commercial Plumbing Co Pty Ltd supports clients with commercial plumbing, civil drainage, hydraulic design and project-based plumbing services. The company operates from Unit 2, 52 Cocos Drive, Bibra Lake WA 6163, and holds Plumbing Licence PL 8947.
We believe that outstanding service starts with outstanding people. That’s why we actively support the mental and physical wellbeing of our team through targeted training, fatigue management, safe work environments, and a strong culture of care and respect. This same commitment extends to our clients, where we deliver reliable, compliant systems that provide long-term peace of mind, safety, and performance for their properties and occupants.
Far West Plumbing & Gas is a Carramar-based plumbing and gas fitting business servicing residential and commercial clients across Perth’s northern suburbs. The business provides practical plumbing and gas solutions across routine repairs, maintenance, new installations and general service work. With a focus on reliable service, transparent pricing and friendly local support, Far West Plumbing & Gas assists homeowners, businesses and property owners with plumbing and gas needs across the northern suburbs. The business offers online quotes, no call-out fee and practical support for both small home fixes and larger commercial work.
ECO JEMSS Pty Ltd is a Malaga-based Western Australian business providing healthcare equipment servicing, electrical services and plumbing services to commercial, medical, laboratory and specialist facility clients. The business supports hospitals, laboratories, universities, private clinics, nursing homes, dental clinics, GP offices, veterinary clinics and cosmetic surgeries with customised service solutions. Founded in 2014, ECO JEMSS has established itself as a customer-focused and performance-based business with strong experience in healthcare and specialist service environments. Through its Plumbing Services Division, ECO JEMSS provides 24/7 plumbing support across a wide range of tasks, from minor leaks through to more complex plumbing installations.
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.
Whincup Plumbing is Western Australian, providing plumbing services across residential, commercial and construction projects. The business deliberately maintains a small, hands-on operation, allowing its team to personally oversee each project and remain directly involved throughout the entire process. Customers deal directly with the business from the initial phone call and email correspondence through to the completion of onsite work. Whincup Plumbing focuses on delivering quality workmanship rather than taking on a high volume of projects. This personalised approach enables the business to maintain close communication with customers, builders and other project stakeholders while carefully managing the quality and progress of each job. - New house plumbing - Commercial plumbing - Septic systems - Water filtration systems - Stormwater and Soakwells - Renovation/Extensions - All aspects
Orange Plumbing is a trusted family-owned plumbing and gas fitting business based in Glen Forrest, servicing residential, commercial and industrial clients throughout the Perth Hills. Known for its extensive industry experience, personalised customer service and quality workmanship, the company specialises in plumbing maintenance, gas fitting, drainage, hot water systems, leak detection, backflow prevention and emergency plumbing.
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 need | What to have ready |
|---|---|
| Installation or replacement | Details of the proposed or existing location, photos, equipment labels where available, and site access information. |
| Repairs and maintenance | A description of the issue, relevant photos or video, asset records and any previous service information. |
| Testing | The 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
- Identify the site and contact: provide the property address, a contact person and clear access instructions.
- Locate the equipment: include the asset ID, plant-room reference or other location detail, plus labels on existing equipment where available.
- 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.
- Explain operating conditions: note whether the area is occupied, any urgency or safety concerns, and the water or gas isolation status.
- Flag site controls: advise of inductions, parking or loading details, permitted working hours, shutdown restrictions and any required permits or controls.
- 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.