Common Causes of a Leaking Shower

Network Group • April 27, 2025

Warning Signs of a Leaking Shower: How to Identify and Fix It


A leaking shower can cause significant water damage if left unaddressed. If you suspect your shower is leaking, here are the most common warning signs to look out for, along with steps to identify the source and prevent further damage.


Common Signs of a Leaking Shower


  1. Water Stains on the Ceiling or Walls: If you notice water stains on the ceiling or walls beneath your shower, it could be a sign of a leak behind the tiles or shower tray.
  2. Mold or Damp Smells: Persistent mold, mildew, or damp smells near your shower indicate moisture buildup, which can lead to leaks over time.
  3. Cracked or Loose Tiles: Cracked, chipped, or loose tiles can allow water to penetrate the walls, leading to a hidden leak.
  4. Excessive Water Pooling Around the Shower Tray: If water collects around the base of your shower tray after use, there may be a gap or crack in the tray's seal, causing a leak.
  5. Increased Water Bills: An unexplained increase in your water bill can suggest that water is leaking from your shower, even when it's not in use.

Common Causes of a Leaking Shower


  1. Damaged Shower Seals or Gaskets: Worn-out seals around the shower doors, faucets, or showerhead are a common cause of leaks. These should be replaced regularly.
  2. Faulty Shower Valve: A leaking shower valve may indicate worn rubber seals or O-rings. If the leak occurs when the shower is off, the valve could be faulty.
  3. Leaking Pipes Behind the Walls: Hidden leaks in the pipes supplying water to the shower may be difficult to detect but can cause significant damage. Check for water stains or dampness in the walls.
  4. Cracked Shower Tray: If your shower tray is cracked, it can allow water to seep through, leading to leaks around the base of the shower.
  5. Grout Damage: Missing or cracked grout between tiles can expose the waterproofing layer beneath, allowing water to seep into the wall.

How to Identify the Source of the Leak


  1. Inspect the Showerhead and Faucet: Check for water drips around the showerhead or faucet. If there's water leaking from these areas, the seals or connections may need tightening or replacement.
  2. Examine the Shower Tray and Grout: Look for cracks or gaps in the grout around the shower tray. Also, check for any visible damage to the tray itself.
  3. Check for Hidden Leaks: If you notice stains or mold on the ceiling or walls, there could be a hidden pipe leak. It’s best to call a plumber for a thorough inspection.


What to Do if You Find a Leak


If you notice any of these warning signs, take immediate action to address the leak:


  1. Seal Cracks and Gaps – Repair grout or reseal any gaps around tiles and the shower tray.
  2. Replace Worn Seals – If the seals around the shower door or head are damaged, replace them to prevent further leakage.
  3. Fix Plumbing Issues – If the leak is behind the walls, it may require professional help to fix any issues with the plumbing or waterproofing.


If you're unsure about the cause of the leak or need help with repairs, consider calling a professional plumber to assess and fix the issue before it worsens.

Other Reasons For Leaking Shower Repair


Your leak may not necessarily be related to the waterproofing tile bed, grout, or floors. Shower leaks can also come from the shower head or leaking taps and how and where they are connected to the wall, as well as their age.


The good news is that once you determine the source of the leak, it can usually be fixed relatively easily. Before tearing down the walls and replacing all the tiles and shower recess, consider checking the shower head and taps first. It could save you time, money, and a whole lot of frustration. Remember, small leaks can quickly become a big problem, so it's always best to address them sooner rather than later. If you can't find the source of the leak, our leaking shower repair Sydney plumbers are experienced in water leak detection and can use CCTV to pin-point the source.


Do You Need Leaking Shower Repair Near You?


Are you dealing with a leaky shower and wondering what it will cost to fix it? While cost is important, it's not the only consideration. Water damage from a leak can be devastating, so it's crucial to repair it correctly. Also, dripping taps like your shower, can waste 24,000 litres of water/year¹ which ends up costing you more! Don't let a small problem turn into a big one – make sure you leaking shower repair is done right. Trying to solve the problem alone is messy and can even be dangerous.


We're here to help you make the best decision for your situation. As leaking shower repair specialists, when you need the best emergency plumber Sydney has to offer, we’re here to provide 24 hour emergency plumbing services when you need it most. We also offer a variety of general plumbing services. Call today!


CCTV Drain Inspection For Leaking Shower Repair Sydney


We offer comprehensive services, including CCTV drain inspection before conducting leaking shower repair Sydney. Our advanced CCTV technology allows us to assess your plumbing system by inserting a camera into the pipes, identifying issues like broken pipes, blockages, structural defects, or tree root intrusions in stormwater drains and sewer lines. This non-invasive method helps avoid unnecessary excavation, saving you time and money.


We also specialise in leaking shower repair near me, providing swift and efficient solutions to fix any leaks in your shower. Whether it's a minor leak or a more significant issue, our experts are ready to assist with top-quality service across Sydney.


Using high-quality Ridgid Drain Inspection Cameras, we deliver precise and reliable results for our customers. You can also request a recording of the inspection video onto a USB for future reference—just let us know when booking your service.


When you need expert plumbing solutions, including leaking shower repair and advanced CCTV inspections, trust Network Plumbing for a professional and thorough service.


What To Expect With Leaking Shower Repair Sydney


Our team provides efficient leaking shower repair Sydney services. When you choose us, expect a thorough inspection to resolve any issues quickly and effectively.


  • Inspection for water penetration
  • Visual check for internal damage
  • Water pressure test for plumbing concerns
  • Removal of mouldy silicone
  • Careful grout stripping, avoiding damage
  • Replacement of damaged floor grout


We identify leaks by inspecting the affected areas, conducting water pressure tests, and carefully removing damaged grout and silicone. After re-grouting with waterproof additives, we seal the shower screen, junctions, and drain areas, ensuring everything is properly waterproofed using specialised sealants. We guarantee a clean and tidy workspace upon completion for your convenience.


Preventative Maintenance for Leaking Shower Repair in Sydney


The best way to prevent a water leak disaster at home or work is by scheduling an annual plumbing check-up with an experienced plumber. Many areas of your home’s plumbing can go unnoticed, and that's where Network Plumbing steps in!


We have the tools, knowledge, and technology to perform a thorough inspection of your plumbing system, including:


  • Regularly inspect and maintain your shower seals and grout.
  • Replace worn-out seals and gaskets immediately.
  • Fix any cracks or damage to tiles or the shower tray to avoid leaks.
  • Be mindful of water pressure—high water pressure can cause seals to wear down more quickly.


Regular maintenance can help you avoid costly repairs, including leaking shower repair services.


When to Call a Professional


  1. If you cannot locate the source of the leak.
  2. If the leak is severe or causing water damage to surrounding areas.
  3. If you suspect a hidden pipe leak behind the walls or structural issues.
  4. If you're unsure how to repair the leak yourself.


By taking proactive measures, you can prevent further damage and ensure your shower stays leak-free. Contact us today for a leaking shower repair near me and preventative maintenance across Sydney.


Resources:


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