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.
Repairs and Maintenance in Stirling, WA 6021
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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Zambezi Plumbing & Gas Pty Ltd is a family owned and operated business in Perth. Established in 2007, we are one of Perth’s quality Master Plumbers. We pride ourselves on the standard of our work, timeliness, service to our customers and focus on building lifelong relationships.
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.
Jewelbic Plumbing & Gas is a Perth-based plumbing and gas contractor delivering high-quality residential, commercial and maintenance plumbing services across Western Australia. Based in Osborne Park and operating since 2014, the business has built a strong reputation for reliable workmanship, attention to detail and responsive customer service. Led by Managing Director Chad Djulbic and a team of around 30 licensed plumbers, gas fitters and trade assistants, Jewelbic delivers everything from blocked drains, burst pipes and hot water repairs through to programmed commercial maintenance, office and medical fitouts, large-scale renovations and new commercial construction projects. With more than 12 years of industry experience, Jewelbic Plumbing & Gas services residential homeowners, builders, commercial clients and facility managers throughout the Perth metropolitan area. The company is part of the broader Jewelbic Group, which also includes Jewelbic Electrical, Jewelbic Building & Maintenance and Jewelbic Brothers, allowing integrated multi-trade delivery on larger projects.
MI Plumbers are highly skilled commercial plumbers who take pride in completing works in a safe and professional manner to the highest of standards. Our modern day approach to plumbing construction means that your project benefits from the latest materials and techniques. We are the industry leaders in high quality construction plumbing, commercial maintenance and retail fit-outs. We remain at the forefront of plumbing technology and our experience allows us to recommend the right products and installation methods for your projects. Perth’s leading facility mangers rely on us to maintain and manage their assets through our cloud based systems. We specialise in difficult, ongoing issues and provide preventative maintenance to avoid costly interruptions and repair bills. Whatever the task, we can design and install a custom plumbing solution that’s right for you.
Routy's Plumbing & Gas (RPG) is a proudly Western Australian-owned plumbing contractor providing commercial, civil and residential plumbing services across Perth and regional WA. Since its establishment in 2015, the company has grown into a multi-disciplinary business specialising in commercial construction plumbing, underground drainage, stormwater systems, gas fitting, excavation and preventative maintenance. With dedicated construction, maintenance and project teams supported by a modern fleet of specialised equipment, RPG delivers reliable, high-quality hydraulic solutions for projects of all sizes. Recognised for its professionalism, technical expertise and commitment to safety, Routy's Plumbing & Gas continues to build long-term relationships with builders, developers and clients throughout Western Australia.
Hindmarsh Plumbing Services — Trusted Commercial Hydraulic Specialists With over 50 years of industry experience, Hindmarsh Plumbing delivers commercial plumbing and hydraulic services across projects of every scale — from reactive service works through to multi-million dollar construction contracts, including defence and mining sectors. Core capabilities: * Commercial plumbing construction and hydraulic services * Reactive and preventative maintenance (24/7) * Hydraulic design and drafting * Water treatment and Legionella management * Gas fitting and gas infrastructure * Backflow testing and prevention * Stormwater and drainage systems * Leak detection and pipe location * Thermostatic mixing valve servicing * Defence and government infrastructure * Mining and resources sector works
Keep workshop and washbay systems working together
Mechanical workshops, washbays, depots and vehicle service areas can rely on connected plumbing and treatment assets to manage water used on site. A fault in one part of that arrangement can be difficult to separate from the rest: a blocked grate, a pit that needs attention, an alarm, a pump issue or pressure washer fault may affect how the area can be used.
Repairs and maintenance for these settings can involve grated drains, pits, separators, pumps, pressure washers, recycle tanks, sampling points and trade waste connections. The right scope depends on the particular asset, its condition and the circumstances at the site.
Issues that may prompt repairs and maintenance
Maintenance coordinators, site managers and operators may seek help after noticing a change in how a workshop or washbay area is operating. Symptoms do not identify the cause on their own, but they provide useful starting points for assessment.
- Blocked grates or concerns around drains and pits
- Oil carryover or odours
- Pump alarms or pump-related faults
- Pressure washer faults
- High test readings
- Missing or incomplete service records
Wash bay repairs and maintenance may require attention to more than the immediately visible problem. A plumbing business will normally look for the cause of a failure before replacing parts, as the asset’s age, access, repeated faults, spare-part availability and overall system condition can affect the best outcome.
Understand the connected assets on site
Workshop and washbay plumbing can support trade waste, pressure cleaning, separators, treatment systems, recycle systems and water-quality monitoring. These assets need to be considered in the practical setting where they operate, including access arrangements, safety requirements and potential disruption to operations.
For example, wash bay plumbing repairs may relate to drainage components around the cleaning area, while mechanical workshop drainage repairs may need to consider grated drains, pits and the surrounding pipework. Oil water separator maintenance is a more specific need where an oily water separator forms part of the site’s system.
Some sites also have pressure washers, recycle tanks, pumps or sampling points. Providing information about the specific asset helps keep the enquiry focused on the equipment and conditions involved.
Information that helps before a plumbing business attends
Commercial and industrial sites often have access, continuity and safety considerations that affect repair planning. Bringing together the available details can make the first conversation more productive.
- Identify the asset: note the make, model and serial number from the asset label where available, as well as the asset ID and plant or site location reference.
- Describe the fault: explain when it started, whether it is constant or intermittent, and what has been observed.
- Share useful records: have previous service reports, maintenance history, manuals, drawings, warranty information and details of recent repairs ready if available.
- Provide visual context: photos or short videos of the fault, leak, alarm, controller, data plate, surrounding area and pipework can be useful.
- Clarify site arrangements: give the property address, contact person, access instructions, induction requirements, parking or loading details and permitted working hours.
- Flag operational controls: advise of urgency, safety concerns, isolation status, occupancy, shutdown restrictions, permit requirements and any critical operational impacts.
Plan around site access and operational needs
Workshop and washbay repairs do not happen in isolation from the site. Access requirements, shutdown windows and the person authorised to approve work can be relevant before work begins. Industrial operators may also need to identify process impacts, environmental controls, confined-space risks, hot works requirements or other site controls.
Where liquids, cleaning chemicals or other materials may enter the drainage system, it is useful to explain what occurs on site and what products are present. This gives the plumbing business better context for the work being requested without assuming the source of a problem.
Products and supply channels customers may encounter
Asset labels, service records and site documentation may refer to a range of brands, products and supply channels. Examples customers may encounter include Reece, Galvins, Tradelink, SPEL, Aco, Karcher, Spitwater, Aussie Pumps, KROHNE, Endress+Hauser and Allied Pumps.
These names can be useful reference points when identifying existing equipment or locating product information. Their presence at a site does not, by itself, determine the repair approach; the asset details, fault history, access and system condition remain important considerations.
Choose a Master Plumber with the right information
Find a Master Plumber connects customers with Master Plumbers and plumbing businesses associated with the Master Plumbers and Gasfitters Association of Western Australia. For a workshop or washbay repair request, use the available site and asset information to explain the issue clearly and choose a plumbing business for the work required.
Find a Master Plumber is backed by 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.
Related workshop and washbay services
A repair request may sit alongside a more specific asset need. Depending on the equipment involved, relevant options may include hot and cold pressure washer repairs and maintenance, mag flow meter repairs and maintenance, oily water separators (OWS) repairs and maintenance, recycle system repairs and maintenance, tankering and cleaning, or sampling and testing.
Frequently asked questions
What does repairs and maintenance cover in a mechanical workshop or washbay?
It relates to plumbing and treatment systems used around mechanical workshops, washbays, depots and vehicle service areas. Relevant assets may include drains, pits, separators, pumps, pressure washers, recycle tanks, sampling points and trade waste connections.
What details should I provide about a fault?
Provide the make, model and serial number where available, photos or videos of the issue, when the fault started, whether it is intermittent or constant, and any previous service records or recent repair details.
Why are site access details important?
Commercial and industrial sites can have access instructions, inductions, parking or loading arrangements, permitted working hours, shutdown restrictions and safety controls that need to be understood before attendance.
Can a plumbing business assess recurring faults before parts are replaced?
A plumbing business will normally look for the cause of the failure before replacing parts. Repeated faults, asset age, access, spare-part availability and system condition can change the most suitable outcome.
What is relevant to oil water separator maintenance?
Where an oily water separator is part of the site’s system, asset information, service records, observed issues and the surrounding site conditions can help define the maintenance or repair request.