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.
Sanwell Pty Ltd is a Perth-based hydraulic services contractor with more than 40 years of experience delivering major commercial, industrial and civil infrastructure projects throughout Western Australia.
Established in 1984, the company specialises in hydraulic services, water and sewer infrastructure, gas services, fire systems and large-scale civil works for commercial construction, healthcare, education, defence and resource sector clients.
Known for its technical expertise, long-standing workforce and ability to deliver complex projects from design through to completion, Sanwell has built a reputation as one of Western Australia’s leading hydraulic services contractors.
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Lupica Plumbing & Drainage Specialists is a trusted family-owned plumbing and gas fitting business servicing residential, commercial and development clients throughout the Perth metropolitan area. Established in 1978, the company is recognised for its quality workmanship, reliable service and extensive experience in new housing, commercial developments, subdivisions, strata projects and plumbing maintenance.
With more than 45 years of industry experience, Lupica Plumbing & Drainage Specialists delivers practical, cost-effective plumbing solutions backed by experienced licensed tradespeople, modern equipment and a long-standing commitment to customer satisfaction.
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Link Plumbing & Gas Service is a trusted Western Australian plumbing and gas contractor providing professional residential, commercial and government plumbing services throughout the Perth metropolitan area. With more than 36 years of industry experience, the company is recognised for its fast response, quality workmanship and specialist expertise in hot water systems, plumbing maintenance and gas services.
As an accredited Rheem Service Agent, Link Plumbing & Gas Service combines experienced licensed plumbers and gas fitters with a customer-first approach, offering same-day service where possible, 24/7 emergency assistance and dependable plumbing solutions backed by professional workmanship and transparent pricing.
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Precision Plumbing (WA) Pty Ltd is an established Western Australian plumbing contractor based in Kewdale, providing commercial, industrial and residential plumbing services throughout Perth and regional WA.
Since commencing operations in 2005, the company has delivered plumbing, gas fitting and hydraulic services for commercial construction, maintenance, industrial facilities and residential developments. Known for quality workmanship, professional project delivery and dependable service, Precision Plumbing (WA) works closely with builders, developers and commercial clients to deliver reliable plumbing solutions that meet the highest industry standards.
As a member of the Master Plumbers and Gasfitters Association WA, the business remains committed to safety, compliance and excellence across every project it undertakes.
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All Plumbing Aspects is a professional plumbing and gas business based in Belmont, Western Australia, servicing residential and commercial clients across Perth and the wider metropolitan area. The business provides 24/7 plumbing and gas solutions, with services including blocked drains, pipe relining, hot water systems, leak detection, water filtration, gas fitting, general plumbing and emergency plumbing.
With more than 20 years of combined industry experience, All Plumbing Aspects combines modern plumbing technology with reliable workmanship and responsive customer service. The business is particularly known for pipe relining, offering a no-dig repair solution for blocked or damaged drains, helping reduce disruption, time and cost for clients.
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Ace Plus is a leading provider of integrated asset management, maintenance, and construction services to the market.
PUMPS • PLUMBING & GAS • ELECTRICAL • BUILDING MAINTENANCE • CONCRETE SCANNING • GPR • VACUUM EXCAVATION
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Rowson’s Plumbing Services is a proudly Western Australian owned and family-operated business providing commercial, industrial and residential plumbing services throughout the Perth metropolitan area. Established in 1998, the company has built a strong reputation for professional workmanship, reliability, safety and customer service.
Available 24 hours a day, seven days a week, Rowson’s provides commercial plumbing maintenance, emergency plumbing, blocked-drain clearing and CCTV inspections, gas services, hot water systems, leak detection, backflow prevention, strata plumbing and pump installation, servicing and repairs. The team is supported by ongoing in-house training and holds Master Plumbers Association membership, Waterwise Plumber recognition and WPCG accreditation.
Rowson’s is a multi-award-winning business, including the 2023 MPA Business of the Year for Commercial Maintenance Plumbing and Gas, reflecting its commitment to quality, compliance and long-term client relationships.
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Swan’s Professional Plumbing provides residential and strata plumbing and gas fitting services across Perth, specialising in maintenance, repairs, replacements and preventative care. Our services include blocked drains, leak detection, hot water systems, gas fitting, drainage and general plumbing.
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GA PERRY is one of Western Australia’s longest established plumbing and maintenance service providers, delivering plumbing, gas fitting, electrical and hot water solutions across the Perth metropolitan region. Established in 1896, the business has built a strong reputation for reliable service, technical expertise and responsive maintenance solutions for residential and commercial clients throughout Perth.
With more than 125 years of industry experience, GA PERRY provides plumbing, gas, electrical and hot water services backed by fully licensed tradespeople and a strong customer service focus. The business operates 24/7 emergency response services and is recognised for its commitment to punctuality, transparent pricing and practical repair-first solutions.
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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.
