Melbourne's leaking shower experts 10-year warranty
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Modern tiled shower ready for professional regrouting
Shower Problems

Mould in the shower

Persistent shower mould is often a sign of moisture retention, failed sealing, or poor ventilation. Treating only the surface rarely lasts, so it is important to fix the underlying cause.

What to know

Everything you need to know about mould in showers

Shower mould can return quickly when moisture is trapped in grout lines, silicone joints, or poorly ventilated areas. Long-term results come from cleaning plus corrective repair where needed.

Why it happens

Moisture, poor airflow and failed joints create ideal conditions

Mould thrives where water lingers. Failed silicone, porous grout, and limited ventilation all increase the chance of recurrent mould growth.

What it looks like

Black spotting, staining and musty odours

Common signs include dark specks in corners, discoloured grout, mouldy silicone lines, and a persistent damp smell after shower use.

If you leave it

Mould can spread and become harder to remove

Ignoring shower mould can lead to deeper contamination in porous areas and increased health concerns for people sensitive to damp indoor environments.

How we approach it

We treat visible mould and the moisture source

Effective mould in shower repair includes replacing contaminated sealant, improving sealing, and addressing moisture entry points so mould is less likely to return.

Technician inspecting mould-affected grout and silicone in a shower
Why this matters

"Shower mould keeps returning when moisture issues are not fixed at the source."

Professional mould treatment

Lasting mould control needs cleaning plus corrective shower repairs

Surface cleaning can improve appearance temporarily, but recurrent mould usually means joints, grout, loose tiles, or moisture management need attention. We focus on long-term outcomes, not short-term masking.

Contaminated silicone and affected joints are properly removed
Moisture-prone zones are assessed and repaired where needed
New sealing and aftercare advice help reduce mould recurrence
Get mould repair advice
How we fix it

Our 4-step mould in shower repair process

1

Inspect mould-affected areas

We check silicone lines, grout joints, and ventilation patterns to identify why mould keeps returning.

2

Remove contaminated materials

Mould-affected sealants and unstable joint materials are removed so repairs start on a clean base.

3

Repair and reseal

We regrout or reseal where needed to restore water resistance and reduce conditions that support mould growth.

4

Provide prevention guidance

You get practical maintenance and ventilation advice to help keep the shower cleaner and mould-resistant over time.

Real Results

Before and after

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Shower before Shower after
Shower before Shower after
Shower before Shower after
Epoxy before Epoxy after
10

Our 10-year warranty

We provide a 10-year warranty on eligible repair work. We explain the warranty terms before work begins, so you know what is covered. If a covered issue comes up within 10 years, we will return and address it under our warranty terms.

FAQs

Common questions about mould in showers

Straightforward answers on causes, health concerns, and mould removal vs repair.

If sealing has failed or moisture remains trapped in grout and joints, mould can return quickly. Cleaning helps visually, but leaking shower repairs may be needed for long-term control.

Mould can affect indoor air quality and may aggravate allergies or respiratory sensitivities. Prompt treatment and moisture control are recommended.

Many showers need both. Surface mould removal handles immediate contamination, while sealing and grout repairs help prevent ongoing regrowth.
What our customers say

Customer reviews

See why Melbourne homeowners trust Shiny Shower for rebuilds, leaks, and other shower repairs.

PW
Patricia WilsonHawthorn
"Amazing job on our shower. The waterproofing is perfect and it looks brand new. Very satisfied."
LM
Linda MartinezFitzroy
"Excellent workmanship. The shower was leaking for months, now it's completely sealed."
RM
Richard MooreBrighton
"Highly satisfied with the quality of work. They really know their trade."
JM
John MillerCheltenham
"Brilliant service from start to finish. The quality of work exceeded our expectations."
MG
Maria GarciaBrighton East
"Exceptional service! The team was professional and completed the work on time. Highly recommend."
CT
Charles ThomasCaulfield
"Top-notch work. They fixed our leaking shower completely. No more water damage issues."
TR
Thomas RodriguezSandringham
"Excellent workmanship. The shower was leaking for months, now it's completely sealed."
MM
Maria MartinezBentleigh
"Top-notch work. They fixed our leaking shower completely. No more water damage issues."
PT
Patricia TaylorDandenong
"Our shower is completely waterproof now. Thanks for the excellent work!"
MH
Maria HernandezCaulfield
"Exceptional service! The team was professional and completed the work on time. Highly recommend."
DJ
Daniel JonesReservoir
"Exceptional service! The team was professional and completed the work on time. Highly recommend."
JJ
Jessica JonesCarnegie
"Excellent workmanship. The shower was leaking for months, now it's completely sealed."
JG
John GonzalezDandenong
"Our shower is completely waterproof now. Thanks for the excellent work!"
CM
Charles MillerThornbury
"Can't fault the service. Professional, efficient, and affordable. Highly recommended."
JM
James MartinSandringham
"Great communication throughout the project. Very satisfied with the end result."
JJ
James JacksonToorak
"Exceptional attention to detail. Our shower looks and functions like new."
OR
Olivia ReidCollingwood
"I couldn’t be happier with the service! The quality of the grouting work was excellent — everything looks clean, precise, and completely refreshed. You can tell they take real pride in their work and pay attention to the small details. What…I couldn’t be happier with the service! The quality of the grouting work was excellent — everything looks clean, precise, and completely refreshed. You can tell they take real pride in their work and pay attention to the small details. What really stood out was going above and beyond! They even did the silicone around my basin at no extra cost, which was such a thoughtful touch and made a big difference to the overall finish. Professional, efficient, and genuinely lovely to deal with. I’d highly recommend them to anyone needing grouting or sealing work done!"
JA
Jessica AndersonCaulfield
"Amazing job on our shower. The waterproofing is perfect and it looks brand new. Very satisfied."
RD
Robert DavisSandringham
"Professional service from a reliable team. Would hire them again in a heartbeat."
DA
David AndersonCoburg
"Fantastic result! The shower is leak-free and looks amazing."
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