Wollongong & the Illawarra · Licensed & Insured

Shower Renovation Wollongong — Waterproof, Tiled and Built to Last

Shower renovation Wollongong homeowners invest in starts well beneath the tiles — at the waterproofing membrane, the substrate, and the trade sequencing that determines whether a finished shower holds up for decades or quietly fails behind the walls. Across the Illawarra, from Fairy Meadow and Corrimal through to Thirroul, Dapto, and Shellharbour, we carry out shower renovations built to a standard, not just a look.

Whether the existing shower is leaking into adjoining rooms, showing cracked or hollow tiles, harbouring mould that cleaning cannot resolve, or simply no longer suits the household using it, a properly executed renovation addresses all of it within one coordinated scope of work. Some showers have outlived their waterproofing. Others were never waterproofed correctly in the first place. Either way, the path forward is the same — strip back, assess, and rebuild to AS 3740 compliance from the substrate up.

A shower renovation is a technically demanding job involving waterproofing, licensed plumbing, and a trade sequence that cannot be shortcut. We manage that entire process.

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Renovating the Illawarra Since 2018

What’s Driving Wollongong Homeowners to Renovate Their Shower

Most shower renovations in the Illawarra come down to one of a handful of triggers — and recognising yours makes it easier to scope the right solution from the outset.

A leaking shower is the most urgent. Water migrating through failed waterproofing into adjoining walls, subfloor, or the room below causes structural damage that compounds quickly. Cracked or hollow tiles are rarely a surface problem — they typically indicate movement or moisture beneath the tile bed, pointing to a waterproofing membrane that has already broken down. Black mould embedded in grout and silicone is another common driver; once mould penetrates below the surface, cleaning products cannot reach it.

Beyond the functional triggers, many Wollongong homeowners — particularly in suburbs like Corrimal, Figtree, and Woonona where housing stock dates from the 1960s through 1980s — are renovating showers that are simply outdated in layout and finish, or that no longer suit a growing or changing household. A shower renovation resolves all of it.

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What a Shower Renovation Actually Involves

A shower renovation is a sequenced trade process, not a cosmetic refresh. Understanding what happens at each stage explains why the quality of the work underneath the tiles matters as much as the finished surface.

The process begins with a full strip-out — existing tiles, screen, and shower base or former are removed back to the substrate. Once exposed, the substrate is inspected for moisture damage, softness, or any existing waterproofing membrane that has cracked, delaminated, or been applied incorrectly. This inspection stage regularly uncovers problems that were invisible from the surface.

From there, full rewaterproofing is applied to AS 3740 compliance — no patching over existing membrane, no exceptions. New tiles are then installed on the floor and walls, followed by the shower screen or frameless enclosure, new tapware and shower head, and precise silicone finishing at all junctions. A final inspection closes the job.

Every stage depends on the one before it. Trade sequencing — waterproofer, tiler, plumber, glazier — is coordinated by us from start to finish across Wollongong and the broader Illawarra region.

Types of Showers We Renovate in Wollongong

We work across the full range of residential shower configurations throughout Wollongong and the Illawarra region. Each type carries its own waterproofing requirements, space considerations, and design possibilities — and we approach all of them with the same standard of trade sequencing and AS 3740 compliance.

Standard shower recesses — the most common configuration in Illawarra homes, typically set into a corner or alcove with three tiled walls and a screen on the open face
Corner showers — two-wall configurations that suit smaller bathrooms and work well with frameless or semi-frameless screens
Walk-in showers — open or partially screened designs that suit larger bathrooms and are increasingly popular in renovation projects across Figtree, Keiraville, and Thirroul
Over-bath showers — common in older Wollongong homes with a single main bathroom, requiring careful waterproofing to the bath surround and appropriate screen selection
Outdoor showers — pool-adjacent or alfresco configurations requiring weather-appropriate materials and drainage solutions

Regardless of the shower type, the waterproofing standard does not change. Every substrate gets a full membrane application, every junction gets silicone, and every job gets a final inspection before we consider it complete.

Shower Tiles — Format, Finish and Installation

Tile selection shapes both the look and the long-term performance of a renovated shower. Format, finish, and installation method all carry practical implications — not just aesthetic ones.

Large-format tiles — 600x600mm and above — create a clean, contemporary appearance and reduce the frequency of grout lines, which limits the surface area where mould can establish itself. Smaller mosaic formats suit curved surfaces and shower floors where slip resistance and drainage fall are priorities. Rectified tiles allow tighter grout joints and a more refined finish on walls.

Finish matters in a wet environment. Matte and textured finishes perform better on shower floors for grip. Gloss and semi-gloss wall tiles are easier to wipe down and reflect light well in smaller shower recesses common across Illawarra homes in Thirroul, Dapto, and Shellharbour.

Shower Tiles — Format, Finish and Installation

Installation standards are what separate a tile job that holds from one that fails. Full-bed adhesive coverage, correct grout joint sizing, and proper falls to the waste are non-negotiable on every shower renovation we complete.

Shower Base Options — Tiled Floor vs Prefabricated Base

The shower base decision affects the waterproofing approach, tile selection, maintenance requirements, and the overall finish of the renovation. Both options are valid — the right choice depends on the shower type, substrate condition, and the homeowner’s priorities.

A tiled shower floor is the premium choice for most full renovations. It allows complete design continuity from wall to floor, accommodates any shower shape or size, and when waterproofed and installed correctly, performs reliably for decades. The floor is fully waterproofed as part of the AS 3740 membrane system, graded to fall toward the waste, and tiled to match or complement the wall tile selection. This is the approach we use across the majority of shower renovations in Wollongong and surrounding Illawarra suburbs.

A prefabricated shower base suits situations where budget, timeline, or substrate conditions make a tiled floor impractical. Acrylic and stone resin bases are durable, low-maintenance, and available in a range of sizes. They install quickly and pair cleanly with tiled walls.

We assess both options at the quoting stage and recommend based on the specific conditions of each job.

Tapware, Shower Heads and Fixture Selection

Fixture selection is where a shower renovation moves from functional to finished. The choices made at this stage determine daily usability as much as they contribute to the overall aesthetic — and getting them right during the renovation is far easier than retrofitting them later.

The primary decision is between a concealed versus exposed mixer. A concealed mixer is set into the wall with only the handle and plate visible, producing a clean, minimal look that suits contemporary tile formats well. An exposed mixer is surface-mounted and suits heritage-style or transitional bathrooms, and is also the simpler option where wall depth or plumbing configuration makes in-wall installation impractical.

Shower head configuration covers a broad range — fixed rainfall heads, handheld shower heads on a rail, or combination systems that deliver both. Tapware finish — brushed nickel, matte black, chrome, or brushed brass — ties the shower fixtures to the broader bathroom palette.

We supply and install fixtures across a range of price points, coordinating all plumbing work through our licensed plumber. Every fitting is selected, placed, and installed as part of the full renovation scope — not sourced separately and bolted on at the end.

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Finished custom vanity joinery and stone benchtop

Matching Your Shower to the Rest of the Bathroom

A shower renovation that ignores the rest of the bathroom produces a result that looks like two different rooms sharing the same space. When the shower is the primary scope of work, the tile selection, tapware finish, and screen style still need to be considered in relation to what’s staying — the vanity, the floor tile, the bath if there is one, and the existing fixtures.

The most effective way to achieve a cohesive result is to anchor the design around one consistent element — typically the floor tile or the tapware finish — and work outward from there. A brushed nickel tapware selection, for example, should be reflected in the shower head, the towel rail, and the basin mixer to read as intentional rather than assembled from separate decisions.

Matching Your Shower to the Rest of the Bathroom

Grout colour, tile format, and screen frame finish are the details that either tie a bathroom together or expose the fact that the shower was renovated in isolation. We factor all of this in during the design and selection stage, so the finished shower sits within the broader bathroom rather than competing with it.

Waterproofing — The Most Important Part of Any Shower Renovation

The majority of leaking showers in Wollongong homes trace back to one cause — failed or non-compliant waterproofing. It was either applied incorrectly at the time of the original installation, applied at an inadequate thickness, or has simply deteriorated over the years. In older housing stock across Corrimal, Dapto, Fairy Meadow, and Shellharbour, some showers were never waterproofed to any recognised standard at all.

Our approach is consistent on every job, regardless of what the existing membrane looks like:

Full strip-back to the substrate — no patching over old membrane, no exceptions
Substrate inspection for moisture damage, softness, or movement before any new membrane is applied
Full membrane application to AS 3740 — the Australian standard governing waterproofing in wet areas, covering thickness, coverage, and junction treatment
All junctions sealed — floor-to-wall, wall-to-wall, and penetration points are the most common failure locations and receive specific attention.n
Curing time observed before any tiling commences — membrane that hasn’t fully cured before tiling is one of the most common causes of premature failure

Cutting corners at the waterproofing stage is what produces the next leak. Every shower renovation we complete in Wollongong and across the Illawarra is waterproofed to last.

Frequently Asked Questions — Shower Renovation Wollongong

How long does a shower renovation take in Wollongong?

Most shower renovations take between three and five working days depending on scope. Waterproofing cure time is factored into the schedule, so the timeline accounts for every trade stage before the shower is handed back for use.

What does AS 3740 waterproofing compliance mean?

AS 3740 is the Australian standard governing waterproofing in wet areas. It specifies membrane thickness, coverage area, and junction treatment requirements. Every shower renovation we complete is waterproofed to this standard before any tiling commences.

How do I know if my shower waterproofing has failed?

Common indicators include water staining on adjoining walls, soft or spongy tiles, hollow-sounding tile beds, black mould embedded in grout and silicone, and damp or damaged skirting boards in rooms adjacent to the shower.

Can you renovate just the shower without doing the whole bathroom?

Yes. A shower renovation is a self-contained scope of work. We regularly renovate showers as a standalone project while leaving the remainder of the bathroom untouched, matching new tiles and fixtures to the existing space where possible.

What type of tiles work best in a shower?

Rectified tiles with tight grout joints suit shower walls well. Floor tiles require a slip-resistant finish and correct installation falls toward the waste. Large-format tiles reduce grout line frequency, limiting the surface area where mould can establish over time.

Will you match the new tiles to my existing bathroom tiles?

We do our best to source tiles that complement or closely match the existing bathroom. An exact match is not always possible depending on the age and origin of the current tiles, which we discuss openly during the quoting process.

Get a Free Shower Assessment and Quote in Wollongong

A leaking, deteriorating, or outdated shower is not a problem that improves with time. For homeowners across Wollongong and the Illawarra — from Fairy Meadow and Thirroul through to Dapto, Shellharbour, and Corrimal — we offer a free on-site shower assessment and written quote with no obligation attached.

We assess the existing substrate, waterproofing condition, and scope of work required before any price is put forward. What comes back is a clear, itemised quote covering the full renovation — waterproofing, tiling, screen, plumbing, and fixtures — with no hidden costs and no subcontracted guesswork.

A properly waterproofed and tiled shower is not just a cosmetic upgrade. It is structural protection for the walls, subfloor, and adjoining rooms of the home. Get in touch today to arrange your free assessment.

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Talk to the Bathroom Renovations Wollongong team today — free, no-obligation advice.

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