How to Fix a Leaking Tap (and When to Call a Plumber)
November 4, 2025
By : MWD
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A leaking tap might seem like a minor annoyance, but that steady drip can waste thousands of litres of water each year , not to mention drive up your water bills. Whether it’s a slow drip or a steady stream, fixing a leaking tap quickly saves both water and money.
In this guide, the experts at Team Penguin Plumbing explain how to fix a leaking tap yourself, what causes the problem, and when it’s time to call in a professional plumber.
What Causes a Leaking Tap?
Before reaching for the tools, it helps to understand why taps start leaking in the first place. Here are the most common causes:
Worn-out washer: Over time, rubber or nylon washers degrade, allowing water to seep through.
Damaged O-ring: The small rubber ring that seals the handle can crack or wear down.
Corroded valve seat: Sediment and minerals can build up and cause corrosion.
Loose parts: Nuts, seals, and fittings may loosen with frequent use.
High water pressure: Excessive pressure can force water past seals, even when the tap is turned off.
Knowing the cause will help you decide if a quick DIY fix will work , or if it’s time to callTeam Penguin Plumbing for expert help.
How to Fix a Leaking Tap: Step-by-Step Guide
You don’t always need to call a plumber immediately , many leaking taps can be repaired with a few basic tools and a replacement washer. Here’s how to do it safely:
1. Turn off the water supply
Locate the isolation valve under the sink or turn off the mains supply to stop water flow.
2. Plug the drain
Use a plug or cloth to cover the drain. This prevents screws or small parts from falling in.
3. Disassemble the tap
Remove the tap handle and cover plate. Use an adjustable spanner to loosen the spindle or cartridge.
4. Inspect the washer or cartridge
Check for cracks, flattening, or hardening. If worn out, it’s time to replace it.
5. Replace the faulty part
Take your old washer or cartridge to a hardware store to ensure you get the right size and type. Replace it carefully.
6. Reassemble and test
Put the tap back together, turn the water on, and check for leaks. If it’s still dripping, the problem may be deeper within the valve or seat.
If you’re unsure or the leak persists, it’s safer (and faster) to call a licensed plumber from Team Penguin Plumbing , we’ll fix it right the first time.
When Should You Call a Plumber?
Sometimes, a leaking tap is just a symptom of a bigger issue. You should call Team Penguin Plumbing if:
The tap keeps dripping even after a washer replacement
You have mixer taps or modern cartridge systems
The tap body or valve seat is corroded
There’s low or inconsistent water pressure
Multiple taps are leaking throughout your home
Our team provides same-day tap repair services across Sydney, using high-quality replacement parts to ensure a long-lasting fix.
How Much Does It Cost to Fix a Leaking Tap?
The cost depends on the tap type, parts required, and accessibility. Simple washer replacements are inexpensive, while more complex repairs may cost a bit more.
At Team Penguin Plumbing, we pride ourselves on transparent pricing, upfront quotes, and no hidden fees , so you know exactly what to expect before we begin any work.
Tips to Prevent Future Tap Leaks
Avoid over-tightening taps , it wears out washers faster.
Clean your aerators regularly to remove mineral deposits.
Replace washers and O-rings at the first sign of wear.
Schedule routine plumbing maintenance to catch small leaks early.
Prevention is always cheaper than repair, especially when it comes to water wastage and property damage.
Why Choose Team Penguin Plumbing?
When you call Team Penguin Plumbing, you get more than just a repair , you get quality workmanship, honest service, and lasting solutions.
Here’s why locals trust us for tap repairs and plumbing services:
Fully licensed and insured plumbers
Fast same-day service for urgent leaks
Upfront pricing with no surprises
High-quality parts and long-term warranties
Proudly servicing homes and businesses across Sydney
Whether it’s a dripping tap, a blocked drain, or an emergency leak, our friendly team is here to help.
📞 CallTeam Penguin Plumbing today for fast and reliable leaking tap repairs near you.
Conclusion
A leaking tap may seem small, but it can cause big problems if ignored. By understanding the cause, following a few simple steps, and knowing when to call a professional, you can protect your home and save water.
If your tap continues to drip after a quick fix or you’re unsure where to start, leave it to the experts at Team Penguin Plumbing. We’ll handle the repair quickly, professionally, and affordably , so you can get back to enjoying a leak-free home.
👉 Get in touch today atTeam Penguin Plumbing and say goodbye to dripping taps for good.