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.
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.
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
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
Drag the slider to compare before and after
AfterBefore
AfterBefore
AfterBefore
AfterBefore
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.
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.
NC
Nikki CameronLalor
Daniel and his team recently completed a full shower remodel for my house. Daniel is efficient, hard working and makes sure everything is up to the highest standard. He kept me involved in all steps and explained everything in simple terms. My…Daniel and his team recently completed a full shower remodel for my house. Daniel is efficient, hard working and makes sure everything is up to the highest standard. He kept me involved in all steps and explained everything in simple terms. My shower looks amazing and I am extremely happy. Thank you Shiny Shower!
Verified Trustpilot review
AN
AnjaniTarneit
I’m very happy with the service from Shiny Shower. We had a leaking shower and were having trouble finding the exact cause. The team carefully inspected the shower and identified that the problem was coming from the shower screen.
They did a…I’m very happy with the service from Shiny Shower. We had a leaking shower and were having trouble finding the exact cause. The team carefully inspected the shower and identified that the problem was coming from the shower screen.
They did a great job fixing the issue, including regrouting and resealing the shower. Their work was professional, thorough and neatly done. They explained the problem clearly and made sure everything was properly fixed.
I really appreciate their excellent service and attention to detail. Highly recommend Shiny Shower to anyone having shower leaks or waterproofing issues. Thank you for the great work!
Verified Trustpilot review
NC
Nikki CameronLalor
Daniel and his team recently completed a full shower remodel for my house. Daniel is efficient, hard working and makes sure everything is up to the highest standard. He kept me involved in all steps and explained everything in simple terms. My…Daniel and his team recently completed a full shower remodel for my house. Daniel is efficient, hard working and makes sure everything is up to the highest standard. He kept me involved in all steps and explained everything in simple terms. My shower looks amazing and I am extremely happy. Thank you Shiny Shower!
Verified Google review
CL
Chin LeeNarre Warren South
Matt was transparent on the pricing, 10% discount, deposit, balance to pay all made clear. On day of the job, Daniel arrived with materials to protect the carpet, & after the job, wiped down the laminate floor dirtied by his work shoes.
Thanks…Matt was transparent on the pricing, 10% discount, deposit, balance to pay all made clear. On day of the job, Daniel arrived with materials to protect the carpet, & after the job, wiped down the laminate floor dirtied by his work shoes.
Thanks Daniel for respecting our home & go the second mile to delay your lunch to ensure the epoxy sets well, prioritizing results above convenience.
Verified Google review
IT
Irena TarvidGreensborough
Excellent job, professionally done. Attention to detail, friendly service, you can't ask for more. The house was brand new in 1995, this is the second job to freshen up the shower, to re-grout and eradicate mould. Many thanks!!!
Verified Google review
TB
Tristan BrunsdonBeaconsfield
These guys are pros when it comes to shower grout. Our showers look like new again. Thanks!
Verified Shiny Shower review
DZ
Dion ZitoEpping
A beautiful job by the shiny shower team. Perfect craftsmanship, I am very impressed. It isn't looking like new tiles for our shower floor.
Verified Google review
KM
Kenneth McArthurSt Kilda East
I have no hesitation in recommending Daniel of Shiny Shower. I requested a complete shower rebuild of my shower in an older style apartment block. Daniel, the installer, was a great communicator and explained the process, every step of the way. This…I have no hesitation in recommending Daniel of Shiny Shower. I requested a complete shower rebuild of my shower in an older style apartment block. Daniel, the installer, was a great communicator and explained the process, every step of the way. This company is professional, experienced, and does high-quality tiling and certificated waterproofing work. The result was a very smart looking ultra modern shower. If ever I need a shower rebuild service into the future, I will be calling them again.
Verified Google review
JG
Josh GualanoWollert
Very happy with this one. Peter helped make sure the tiles matched the rest of the bathroom, and the niche came up great too. Looks really classy. Thanks guys
Verified Google review
TS
Tamer SolimanMoorabbin
Put on new white grout which has made a huge difference to our shower tiles. Lucky it wasnt a leak as we cant find these tiles anywhere anymore. Daniel did a comprehensive leak detection test to make sure and it put my mind at ease before the job.
Verified Google review
CB
Charity BennettEltham
Exceptional service! The team was professional and completed the work on time. Highly recommend.
Verified Google review
CW
Catherine WittickSt Kilda East
Great service. I was able to book in quickly and they turned up on time fixed my shower hinges and then cleaned before they left. Happy with the final product and saved me from having to get a new shower screen. Will definitely use again if need.
Verified Google review
SL
Sam LandoBalwyn North
Shiny Shower lived up to their name. Daniel did a great job, and the end result was magnificent. The shower looked brand new, as if it's never been used. Great job!
Verified Google review
AN
AnjaniTarneit
Really happy with the work from Shiny Shower. We had an ongoing shower leak and were quite worried because we couldn’t figure out where the water was coming from. They took the time to properly inspect it and found that the shower screen was…Really happy with the work from Shiny Shower. We had an ongoing shower leak and were quite worried because we couldn’t figure out where the water was coming from. They took the time to properly inspect it and found that the shower screen was leaking.
They fixed the problem with regrouting and resealing, and the work was done really well. Everything was neat and professional, and they explained what the issue was and what needed to be done.
It’s a big relief to finally have the shower leak sorted. Thank you to the Shiny Shower team for the great work. I would definitely recommend them to anyone having shower leakage problems.
Verified Google review
JB
Justin BellReservoir
Absolute perfection! Daniel at Shiny Shower is the real deal. Finding an owner-operator who actually does the work himself rather than passing you off to a sub-contractor is so rare these days, but Daniel treats your home like it’s his own.
He…Absolute perfection! Daniel at Shiny Shower is the real deal. Finding an owner-operator who actually does the work himself rather than passing you off to a sub-contractor is so rare these days, but Daniel treats your home like it’s his own.
He just finished resealing and regrouting both of our shower bases with epoxy grout, and the craftsmanship is next-level. The job was completed to such a high standard, and the cleanliness throughout the process was incredible, not a speck of mess left behind.
If your shower needs repair, don’t hesitate or risk getting caught out with sub-contractors. Having the owner himself complete the job makes all the difference. Booking Daniel is easily the best decision you can make to get your showers looking brand new again! 🚿✨
Verified Shiny Shower review
ML
Michael LicciardiWollert
Got our shower redid and really happy with how it turned out. The tiles look great and we went with that light stone colour and it came up better than we expected. Everything lined up properly and the finish is nice and clean. They also added the…Got our shower redid and really happy with how it turned out. The tiles look great and we went with that light stone colour and it came up better than we expected. Everything lined up properly and the finish is nice and clean. They also added the little shelf in the wall which is actually super handy. Job was done on time and no issues at all.
Verified Google review
LJ
Lynton JosephCoburg
Daniel was fantastic from start to finish. He fixed our shower problem promptly and professionally, and it was clear he knew exactly what he was doing. He was reliable, courteous, and took the time to explain things clearly, which gave us a lot of…Daniel was fantastic from start to finish. He fixed our shower problem promptly and professionally, and it was clear he knew exactly what he was doing. He was reliable, courteous, and took the time to explain things clearly, which gave us a lot of confidence. It is such a relief to find someone who is honest, skilled, and takes real pride in their work. We were extremely happy with the service and would not hesitate to recommend Daniel to others.
Verified Google review
SW
Samakarn WongklomBrunswick
We had a rough run before this got stuffed around by two different contractors and the job just kept getting worse. By the time we found Shiny Showers we were honestly over it, but they handled everything properly from the start and gave us a lot…We had a rough run before this got stuffed around by two different contractors and the job just kept getting worse. By the time we found Shiny Showers we were honestly over it, but they handled everything properly from the start and gave us a lot more confidence in the trade industry. Daniel is such a great guy and im happy to recommend him and his team to anyone who needs bathroom and shower work from now on. Thanks for everything mate.
Verified Google review
LW
Leigh WhiteGreensborough
Peter and Dee did a perfect job re-grouting and sealing two showers. Thanks for all your help!
Verified Trustpilot review
SL
Sam LandoBalwyn North
I was so impressed with their 1st job, I had to call them to do our ensuite as well. Very happy!
Verified Shiny Shower review
Request a callback
Tell us about your shower mould issue and we will point you in the right direction
Share your symptoms and photos, and our team can recommend the most practical mould in shower repair approach for your bathroom.
More Shower Problems
Explore related shower issues
Browse other common shower problems and learn what they can mean before they turn into larger repairs.