Small residential developments need plumbing decisions that work with the plans, site conditions and construction program. For new home plumbing on duplexes, townhouses and similar projects, clear early information can help the builder, customer and plumbing business coordinate layouts, connections, fixtures and responsibilities.
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.
Small To Medium ProjectsResidential Construction PlumbingForward In Ground WorksLarge ProjectsMulti ResidentialNew Homes+37 more
World of Plumbing and Gas Pty Ltd (WOPAG) is a family-owned and operated business formed in 2012. We are a team of fully qualified and professionally trained plumbers and gas fitters servicing residential and commercial customers in Landsdale and surrounding areas in Perth.
With over 20 years’ experience, our business grew from servicing our... family, friends, and neighbours to partnering with trusted builders for large commercial plumbing and gas installation, maintenance and renovations projects. We work closely with other contractors and suppliers to complete projects on time and deliver excellent results.
World of Plumbing & Gas is fully insured and a member of the Master Plumbing Association of Western Australia, ensuring that all our plumbers and gas fitters are OH&S trained and compliant with safety regulations.
Our commitment to our clients is to provide exceptional plumbing and gas services through quality workmanship, affordability, and reliability. Our approach to emergencies makes us a good choice in handling plumbing and gas services.
Small To Medium ProjectsResidential Construction PlumbingForward In Ground WorksMulti ResidentialNew HomesStorm Water+110 more
Brendan Hall Plumbing is a Madeley-based plumbing business servicing residential and housing construction clients across Perth and surrounding suburbs. Brendal Hall provides practical plumbing support with a focus on reliable workmanship, professional service and local trade experience.
As a Master Plumbers member business, Brendan Hall Plumbing... is positioned within the Western Australian plumbing industry as a professional provider supporting new housing and residential plumbing requirements.
Small To Medium ProjectsResidential Construction PlumbingForward In Ground WorksMulti ResidentialNew HomesStorm Water+6 more
The Home Plumbing Company is the dedicated residential construction brand of Diploma Plumbing, specialising in complete plumbing and gas installations for new homes across Perth and Western Australia. Backed by more than 40 years of industry experience, the team works closely with builders to deliver reliable plumbing systems from underground... drainage and water connections through to hot water, gas, fixtures and final commissioning.
Small To Medium ProjectsResidential Construction PlumbingForward In Ground WorksLarge ProjectsMulti ResidentialNew Homes+4 more
Established in 2004, Azmac Plumbing & Gas is led by three working directors and supported by experienced supervisors, estimators, tradespeople, apprentices, and office staff. With a combined 100 years of industry experience, the team has built a strong reputation for delivering quality plumbing and gas outcomes for residential building... projects.
With a focus on professionalism, efficiency, and strong builder relationships, Azmac Plumbing & Gas provides a dependable option for new home plumbing, gas fitting, and associated trade services. Their experience, structured team, and long-standing presence in the Perth market make them well placed to support builders and clients from planning through to project completion.
Azmac Plumbing is a specialist volume new housing company. Run by 3 directors with 100 years combined experience with skilled supervisors, estimators, trades, apprentices and office staff to provide builders with a professional service throughout build.
Small To Medium ProjectsResidential Construction PlumbingForward In Ground WorksLarge ProjectsMulti ResidentialNew Homes+4 more
North City Plumbing & Gas is a trusted Wangara-based plumbing contractor servicing residential, commercial and construction clients throughout the Perth metropolitan area and greater regional Western Australia. Known for its innovative approach, prompt service and quality workmanship, the company specialises in new housing, commercial projects,... renovations, maintenance plumbing, gas fitting, drainage and hot water systems.
Established in 2010, North City Plumbing & Gas combines experienced tradespeople with the latest plumbing technologies to deliver practical, cost-effective solutions backed by exceptional customer service, transparent pricing and a commitment to quality on every project.
Small To Medium ProjectsResidential Construction PlumbingMulti ResidentialNew HomesConstruction PlumbingCommercial Industrial Plumbing+39 more
New Way Plumbing & Gas is a Western Australian locally owned and operated plumbing and gas fitting company providing high-quality residential, owner-builder and commercial plumbing services throughout the Perth metropolitan area. With more than 20 years of industry experience, the company has built a reputation for reliable workmanship, honest... advice and exceptional customer service. New Way Plumbing & Gas specialises in new homes, renovations, plumbing maintenance, hot water systems and gas fitting, delivering practical, cost-effective and compliant plumbing solutions tailored to every client's needs.
Small To Medium ProjectsResidential Construction PlumbingNew HomesConstruction PlumbingResidential PlumbingBlocked Drains+22 more
Pro Plus Plumbing Pty Ltd is a family-owned and operated plumbing and gas fitting company based in Wangara, servicing residential, commercial and industrial clients across the Perth metropolitan area.
Established on strong family values, the business provides plumbing maintenance, leak detection, gas fitting, hot water systems, water filtration,... renovations and new construction plumbing, delivering reliable and cost-effective solutions for every project.
As a Water Corporation Endorsed Plumber and member of the Master Plumbers and Gasfitters Association of WA, Pro Plus Plumbing is committed to quality workmanship, professional service and industry best practice.
With a reputation built on attention to detail, honest advice and long-term customer relationships, Pro Plus Plumbing continues to be a trusted plumbing partner for homes and businesses throughout Perth.
Small To Medium ProjectsResidential Construction PlumbingForward In Ground WorksMulti ResidentialStorm WaterConstruction Plumbing+71 more
Waterwise
Backflow
Gas
Plumbing Contractor
Emergencies
The Plumbing & Gas Guys is a Western Australia–based plumbing and gas fitting business delivering reliable residential and light commercial services across the Perth metropolitan area.
The company focuses on providing responsive, high-quality workmanship with an emphasis on customer service, transparency and practical solutions. With a strong... reputation for prompt service and professional communication, The Plumbing & Gas Guys supports homeowners, property managers and small businesses with both maintenance and installation needs.
Small To Medium ProjectsResidential Construction PlumbingForward In Ground WorksLarge ProjectsMulti ResidentialNew Homes+69 more
Practical plumbing coordination for smaller residential developments
Small to medium projects can bring many of the same coordination decisions as a larger development, without always having complete hydraulic design documentation. A duplex, triplex, grouped dwelling, small apartment building, townhouse development or small strata development may require practical plumbing input while construction is underway.
For new home plumbing, the aim is to establish a system that suits the building and can be coordinated with architectural plans, engineering drawings, service connection details and site conditions. Early conversations can reduce uncertainty around layout decisions, fixture changes, stormwater discharge solutions and the information needed from other parties.
Where small to medium projects can differ
Residential construction plumbing varies with the scale and documentation of the project. On smaller developments, practical design-and-construct decisions may need to be made progressively from available plans, site levels, fixture selections and connection points. On larger multi-residential work, formal hydraulic design, drawings, specifications and approvals may play a more prominent role.
The important question is not simply how many dwellings are proposed. It is whether the project information clearly identifies the intended plumbing layout, responsibilities and approval pathway before work reaches the point where a decision is required.
Plumbing considerations that may need coordination
Small to medium multi-residential plumbing can involve more than individual bathrooms and kitchens. Depending on the plans and site conditions, the plumbing business may need to consider drainage set-out, pipe sizing, inspection opening locations, stormwater routing, downpipe connections, water service layouts, isolation valve locations, hot water system selection and gas routes.
Grouped dwelling drainage and water services, unit-by-unit rough-in and fit-off, shared sewer and stormwater connections, common water meter and sub-meter arrangements, individual or shared hot water systems, small pump or pressure systems, and roof plumbing coordination may all form part of the project. Coordination with the builder and other parties remains important as the work progresses.
Information to have ready before choosing a plumbing business
A well-prepared project brief gives a Master Plumber or plumbing business a clearer starting point. It also helps identify where further decisions or specialist input may be required.
Gather approved architectural plans, site levels and available engineering drawings.
Provide sewer and water connection details, the proposed strata layout and any roof drainage plans.
Identify fixture selections, downpipe locations, hot water preferences and gas appliance details where applicable.
Explain site access, staging requirements, program dates and relevant inspection points.
Clarify who can approve fixture changes, final layout decisions, authority submissions and consultant input.
For townhouse plumbing and other grouped developments, these details can make it easier to coordinate work across individual dwellings and shared services.
Questions worth resolving during planning
Before work proceeds, customers and builders can benefit from confirming the project’s decision-makers and documentation. Ask whether the available drawings identify drainage, water, stormwater, roof drainage, hot water and gas requirements clearly enough for the proposed work. Where shared services are proposed, establish how they are intended to be arranged and documented.
It is also useful to discuss how fixture changes will be handled, what records are expected at handover, and whether site conditions differ from the assumptions shown in the plans. These are practical project questions, particularly where design details may develop alongside construction.
Products and brands customers may encounter
Project documents, fixture selections and supply discussions may refer to a range of manufacturers and supply channels. Examples customers may encounter include Reece, Galvins, Tradelink, Parkwood Plumbing Centre and Plumbing Plus as supply channels, along with Caroma for fixtures, Rheem and Rinnai for hot water products, Grundfos and Davey for pump products, and Iplex and Vinidex for pipework products.
Named products should be considered against the project’s plans, selected fixtures, site conditions and coordination requirements. The presence of a brand name in project information does not indicate that every plumbing business uses, recommends or services that brand.
Choosing a Master Plumber for project work
Choosing a plumbing business is a project decision as well as a construction decision. Discuss the project documentation, staging, access, selections, connection information and approval responsibilities so the business can understand the work being considered.
Find a Master Plumber connects customers with Master Plumbers and plumbing businesses associated with the Master Plumbers and Gasfitters Association of Western Australia. The directory is backed by the Association, which has represented Western Australia’s plumbing and gasfitting industry since 1901. Choosing a Master Plumber helps consumers make a more informed choice of plumbing business for their property or project.
Related residential construction plumbing
A project may also need more specific planning around its initial below-ground work, roof drainage, stormwater arrangements or the type of development proposed. Consider the related services below when they match the project scope.
Roof Plumbing where roof drainage and downpipe coordination are a central consideration.
Storm Water for stormwater-specific project requirements.
Frequently asked questions
What projects are considered small to medium projects?
They may include duplexes, triplexes, grouped dwellings, small apartment buildings, townhouse developments and small strata developments.
Why can early plumbing input matter on a smaller development?
Some projects may not have full hydraulic design documentation. Practical design input may therefore be needed while working from architectural plans, engineering drawings and site conditions.
What plumbing elements may need to be considered?
Depending on the project, considerations may include drainage, water services, stormwater, downpipes, hot water, gas routes, shared connections, meters, pumps and roof plumbing coordination.
What should be agreed before construction decisions are made?
It is useful to agree who is responsible for final layout decisions, authority submissions, as-constructed records, fixture changes, stormwater discharge solutions and any required consultant input.
What information should I provide to a plumbing business?
Helpful information includes approved plans, site levels, engineering drawings, sewer and water connection details, proposed strata layout, fixture selections, roof drainage plans, downpipe locations, hot water preferences, gas appliance details, site access, staging requirements and approval authority.
How can Find a Master Plumber help?
Customers can use Find a Master Plumber to choose a plumbing business for their service needs. It connects customers with Master Plumbers and plumbing businesses associated with Master Plumbers WA.
For a small residential development, bring together the available plans, site information, selections and project responsibilities before choosing a plumbing business. Find a Master Plumber can help you choose a Master Plumber or plumbing business associated with Master Plumbers WA.
