Embarking on a DIY plumbing project can be both challenging and rewarding. As a homeowner, knowing a few tips and tricks can save you time, money, and potential headaches. 

This article will delve into some practical advice to help you tackle plumbing tasks and determine when it’s time to call a professional.

But First – Consider This

When starting your DIY plumbing journey, you must have the right tools and some basic knowledge at your disposal. This foundation will enable you to address common issues or tasks around your home. 

Recognising your limitations and when a situation warrants a professional plumber under Australian laws and safety standards is equally important.

Throughout this article, you will learn valuable techniques and guidance for handling DIY plumbing tasks while ensuring your home complies with Australian regulations. 

The information provided will give you the confidence and skills for maintaining and repairing your plumbing system while knowing when it’s best to call in the pros.

Common DIY Plumbing Projects

There are several plumbing tasks you can manage by yourself. Some common DIY plumbing projects include:

  • Fixing a leaking tap: You can often fix a minor leak by replacing the tap washers or jumper valves. More significant problems, however, may require water leak detection services to resolve.
  • Replacing a drop valve washer or float valve washer: These elements are found in toilet cisterns and can be replaced to address issues such as constant running water.
  • Clearing a blocked drain: A drain snake or plunger can often clear minor blockages in sinks and sanitary drains. For more severe blockages, a plumber will be needed.
  • Isolating a leaking water meter: Turning off the isolating valve can stop the water flow before professional help arrives.
  • Replacing roof plumbing components: Some minor repairs, such as replacing damaged gutters and downpipes, can be done without hiring a licensed trade.

Risks and Limitations of DIY Plumbing

While DIY plumbing can help save money and resolve urgent issues, knowing the risks and limitations is crucial. First, Australian law requires a licensed plumber to do specific jobs, such as working on gas lines or sure sanitary drains. Attempting to do these tasks yourself can lead to fines and voided appliance warranties.

Additionally, some jobs pose inherent risks that can lead to damage or injury if mishandled. For example, poorly executed plumbing work can cause leaks, water damage, or other issues that result in costly repairs. It’s essential to use the correct tools, materials, and methods when tackling DIY plumbing jobs and to know when to call a pro.

More on Licensing and Regulations

Understanding Australian Regulations

In Australia, plumbing and drainage work is regulated to ensure the community’s safety, health, and welfare. 

As a homeowner, you should know the Plumbing and Drainage Act and its various regulations stipulating that licensed plumbers must perform specific plumbing tasks. Before undertaking any DIY plumbing project, familiarise yourself with these regulations to avoid potential fines and ensure your safety.

Compliance Certificates

A compliance certificate is a legal document that verifies your plumbing work has been completed according to the relevant Australian standards. 

You must obtain a compliance certificate for specific plumbing works, as failing to do so may result in penalties or difficulties with insurance claims, should any issues arise. 

Licensed plumbers are also responsible for issuing compliance certificates upon completion of the works. Remember to request one for any work performed by a professional.


NSW Law enforces specific rules regarding plumbing projects. For instance, homeowners in South Australia can do unlicensed plumbing work such as toilet repairs or replacing faucets, but this may not necessarily apply in other states. 

However, some tasks, such as installing gas lines or working on sanitary drainage systems, must always be performed by licensed plumbers, regardless of the Australian state. It is essential that you familiarise yourself with the NSW Law to determine which plumbing projects you can undertake on your own and when to call a professional.

Hiring a Professional Plumber

Choosing a Licensed and Certified Professional

When working on your plumbing project, hiring a licensed and certified professional is crucial. A licensed contractor ensures that the plumber has undergone the necessary training, knowledge, and experience to provide quality plumbing services.

 By law in Australia, all professional plumbers must be licensed to work on plumbing systems, including sewer lines.

To find a qualified plumber, you should check for proof of certification and the plumber’s registration with a reputable Australian body. 

This ensures they know Australian laws and regulations related to plumbing works. Asking for referrals from friends and family members is another way to ensure you’re hiring a tried-and-tested licensed professional.

Benefits of Hiring a Professional

There are several advantages to employing a professional plumber for your needs, including:

  • Expertise and Experience: Professional plumbers have the necessary knowledge, skills, and experience to tackle various plumbing issues. They are familiar with Australian plumbing guides and can offer the best solutions for your needs.
  • Quality Work: When you hire a qualified plumber, you can trust them to deliver high-quality work. They adhere to Australian standards and guidelines for work, ensuring your system functions properly and safely.
  • Efficient Service: Professionals have the tools and expertise to fix problems with minimal disruption to your daily life. They can quickly diagnose and repair common issues like sewer line blockages or leaky pipes.
  • Long-term Savings: Although hiring a certified professional may seem expensive upfront, it can save you money in the long run. A qualified plumber can identify potential problems and repair them before causing significant damage, preventing costly repairs down the line.

Remember, although tackling plumbing issues yourself may be tempting, knowing when to call in a professional is essential. Choosing a licensed and certified plumber for your plumbing needs ensures the job is done correctly, safely, and up to Australian standards.

Key Takeaways

When it comes to DIY plumbing, there are a few essential tips and tricks to keep in mind that can save you time, money, and potential headaches. Here are some essential takeaways:

  • Prevention is better than a cure: Taking simple proactive measures, like regularly cleaning drains and being mindful of what goes down your sink, can save you from dealing with clogged pipes in the future.

  • Know when to call a pro: While there are many minor plumbing repairs you can do yourself, some projects require a licensed plumber to meet Australian code requirements.
  • Invest in the right tools: Having the proper tools and materials on hand will make your DIY plumbing tasks more manageable and help you correctly fix issues without causing additional damage. 
  • Understand your home’s plumbing system: Familiarise yourself with your home’s plumbing layout, including knowing where the main water shutoff valve is located. In an emergency, quickly locating and shutting off the water supply can save you from costly water damage.
  • Stay safe: Always take safety precautions when working with plumbing systems. This may include turning off the water supply, disconnecting appliances, and ventilating the workspace. Make sure to follow Australian safety guidelines to avoid hazards.

Remember, maintaining your plumbing system and knowing when to seek professional help will ensure that your DIY efforts are successful and your home remains in good condition. 

Need a professional to look at your plumbing issue? Get in touch with our team now for a quote or advice.