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FAQ's
Condensation evaporates and doesn't cause ongoing damage. A leaking shower leaves persistent signs — water staining on adjacent walls or the ceiling below, a musty smell that lingers even when the bathroom is dry, tiles that feel hollow when tapped, or grout that is visibly cracking around the base and corners of the shower. If you are noticing any of these, it is worth getting an assessment — leaks get worse over time, not better.
In the majority of cases, yes. We can repair leaking shower grout, restore failed silicone and address waterproofing issues without removing tiles — which is significantly more cost-effective than a full retile. The exception is where tiles have already loosened, the substrate has rotted, or waterproofing damage is so extensive that it cannot be addressed without tile removal. We will give you an honest assessment of which applies to your situation.
Balcony grout cracks due to a combination of factors — concrete slab movement as temperatures change, UV degradation of standard cement grout, and the simple fact that most balconies were grouted with an indoor cement grout not suited to outdoor conditions. The solution is to remove the failed grout and replace it with a flexible, UV-stable epoxy grout designed for outdoor applications. This is what The Grout Co. uses on every balcony re-grouting job in Melbourne.
Most standard shower re-grouting jobs in Melbourne are completed within a single day. The shower then needs 24 hours before it can be used again to allow the epoxy grout to fully cure. For larger bathroom areas or jobs that include silicone replacement and waterproofing work, we will give you an accurate timeline during the quoting process.
Both. The Grout Co. handles everything from a single shower re-grout through to complete bathroom renovations including demolition, waterproofing, tiling, fixtures and finishing. Many of our customers start with a grout repair and later come back to us for a full renovation — or vice versa. We work with whatever your bathroom needs and your budget allows.
Higher cost – roughly 2–3× the price of cement grout.
Fast initial set – it cures quickly, requiring precision and speed.
Difficult cleanup – any residue must be wiped before it hardens or it can permanently haze tiles.
Because of these factors, epoxy grout is best applied by experienced professionals during shower re‑grouting jobs.
Yes and no:
Yes, if the leak is caused by cracked or missing grout lines, a full re‑grouting with epoxy can seal the tile joints and restore waterproofing above the tile.
No, if the root cause is a compromised waterproof membrane under the tiles - in that case, re‑grouting may fail until the membrane is repaired.
Each shower is different - so expect cost to vary significantly.
Factors that influence price include the number of tiled walls, total tile area, tile size and format, whether the shower base is tiled, if there's a recessed niche, and the grout material used (epoxy vs cement, etc.).
In summary: expect standard shower re‑grouting in Melbourne to cost between $400 and $2,000, with most jobs normally in the $800–$1,400 bracket depending on size, accessibility, grout type, and job complexity.
First, determine whether the leak is due to grout failure or a cracked shower tray.
For small cracks in tile grout, start with re‑grouting or replacing the silicone joints.
If water is still going through to the ceiling or subfloor, the shower pan or waterproof membrane must be repaired or replaced urgently.
If unsure, reach out to The Grout Co, for a free no obligation quote.
For leaks caused by worn grout or cracked caulk:
Opt for The Grout Co, full shower re‑grouting with epoxy grout, combined with new silicone sealing on edges and joints
If leak persists below tiles:
Expect to inspect and possibly replace the shower base or re-waterproof the shower area, especially if the original membrane was poorly installed or not installed to begin with.

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