Illawarra Local · Fully Insured · Same-Week Appointments

Water finds every weakness, we find it first.

Bathrooms, balconies, and negative-side walls — diagnosed accurately and waterproofed properly the first time, backed by a written warranty.

Get a Free Inspection Call 0450 552 002

5★ Google reviewsLicence No. 456493C — operated by a licensed team"The best in business" — Moses S., Google review

What we fix

Six ways water gets in. One crew that stops it.

Every job starts with finding the actual entry point — not just patching where the damage shows up.

Bathroom Waterproofing

Full membrane systems to Australian Standard for showers, floors, and walls — new builds and renovations.

Balcony Waterproofing

Membrane and drainage systems that stop balcony leaks reaching the ceiling or unit below.

Negative Side Waterproofing

Sealing retaining walls and below-ground surfaces from the dry side when the wet side can't be accessed.

Wet Area & Laundry Waterproofing

Laundries, ensuites, and internal wet areas sealed properly before tiling — so problems never get covered up.

Planter Box & Podium Waterproofing

Membrane systems for planter boxes, podium decks, and roof terraces that hold back standing water.

Leak Detection & Remediation

Can't find the source of a leak? We trace it back and fix the cause, not just the visible damage.

Recent work

Slide through recent jobs.

A look at real membrane work from recent jobs across the Illawarra.

Rooftop sheet membrane installed beneath a screen wall track on a high-rise — Roof Waterproofing

Balcony deck finished with blue waterproofing membrane — Balcony & Set Down Waterproofing

Concrete roof deck coated in grey waterproofing membrane around plant and vents — Roof Waterproofing

Oceanfront rooftop deck sealed with white waterproofing membrane — Roof Waterproofing

Roof terrace membrane at sunset overlooking the ocean — Roof Waterproofing

Membrane detailing sealed around pipe penetrations on a set down slab — Balcony & Set Down Waterproofing

Balcony deck finished in bright blue waterproofing membrane beside sliding doors — Balcony & Set Down Waterproofing

New roof deck fully sealed with grey membrane before services are installed — Roof Waterproofing

Block retaining wall base sealed with negative side waterproofing coating — Retaining Wall Waterproofing

Black dimpled drainage membrane fixed to a concrete retaining wall with crushed stone backfill — Retaining Wall Waterproofing

Multi-angled concrete planter box coated in shiny black waterproofing membrane on an urban site — Plant Box Waterproofing

Shower recess fully coated in blue waterproofing membrane — Bathroom & Wet Area Waterproofing

Membrane and bond breaker tape detailing around a bolted roof fixing — Roof Waterproofing

Wall-to-slab junction sealed with waterproofing membrane along a retaining wall — Retaining Wall Waterproofing

Wide balcony deck coated in grey waterproofing membrane with sealed perimeter — Balcony & Set Down Waterproofing

Bathroom floor and wall junctions coated in blue waterproofing membrane around the floor waste — Bathroom & Wet Area Waterproofing

Tanking membrane sheets lapped and taped along a below grade wall trench — Liftpit & Below Grade Tanking

Narrow balcony planter box with textured dark grey membrane behind a black metal railing — Plant Box Waterproofing

Roof deck sealed with grey membrane including joint detailing and penetrations — Roof Waterproofing

Large roof slab coated in grey waterproofing membrane around fixings and vents — Roof Waterproofing

Flat roof finished in grey waterproofing membrane with sealed drainage outlets — Roof Waterproofing

Balcony set down sealed with blue and grey membrane bands before tiling — Balcony & Set Down Waterproofing

Masonry planter box corner coated in dark grey membrane with a floor drain and white PVC pipes — Plant Box Waterproofing

Basement wall wrapped in Tremco sheet tanking membrane with taped joints — Liftpit & Below Grade Tanking

L-shaped block wall with black liquid membrane at the base and a dark grey band above — Retaining Wall Waterproofing

Long narrow planter box lined with dark grey membrane with a central drain and black conduits — Plant Box Waterproofing

Black bituminous membrane coating the buried face of a block retaining wall along a narrow trench — Retaining Wall Waterproofing

Lift pit box tanked externally in black membrane before backfill — Liftpit & Below Grade Tanking

Curving block retaining wall partially coated in dark grey membrane beside a dirt trench — Retaining Wall Waterproofing

Yellow sheet waterproofing membrane with grey taped seams covering a concrete wall in an excavation — Retaining Wall Waterproofing

Set down upstand coated in white membrane along a concrete slab — Balcony & Set Down Waterproofing

Below grade deck sheet membrane torched down with sealed upstands — Liftpit & Below Grade Tanking

Set down slab edge and floor waste sealed with white waterproofing membrane — Balcony & Set Down Waterproofing

Curved rooftop terrace membrane at dusk behind a glass balustrade — Roof Waterproofing

Below grade slab tanked with membrane before reinforcement and pour — Liftpit & Below Grade Tanking

Below grade wall fully tanked with sheet membrane and sealed seams — Liftpit & Below Grade Tanking

Tanked lift pit corner with reinforced membrane fillet detailing — Liftpit & Below Grade Tanking

Reinforcing tape detailing around a steel post base on a roof membrane — Roof Waterproofing

Long straight block retaining wall treated with black liquid membrane along the base courses — Retaining Wall Waterproofing

Lift pit excavation with walls and floor lined in black tanking membrane beside an excavator — Liftpit & Below Grade Tanking

Glossy dark brown membrane applied to a block retaining wall with a white PVC drain pipe at the base — Retaining Wall Waterproofing

Workers in orange gear installing black dimpled drainage board over a waterproofed curved wall — Retaining Wall Waterproofing

Large balcony deck fully coated in white waterproofing membrane over sheeting joints — Balcony & Set Down Waterproofing

Black dimpled sheet membrane installed against the back of a block wall inside an excavated trench — Retaining Wall Waterproofing

Curved rooftop terrace finished in white waterproofing membrane behind glass balustrade — Roof Waterproofing

Balcony floor waterproofed in grey membrane around the floor waste outlet — Balcony & Set Down Waterproofing

Balcony threshold and deck sealed with grey membrane at the sliding door track — Balcony & Set Down Waterproofing

Lift pit and slab reinforcement over tanking membrane with sealed waterstop — Liftpit & Below Grade Tanking

Wide balcony floor sealed with grey waterproofing membrane along the glass balustrade — Balcony & Set Down Waterproofing

Hot air welding a seam in a roof sheet membrane with a hand roller — Roof Waterproofing

Balcony deck coated in grey membrane with sealed drainage outlets — Balcony & Set Down Waterproofing

Balcony deck sealed with grey waterproofing membrane ready for topcoat — Balcony & Set Down Waterproofing

Steel rebar cage installed over a tanked base with green waterstop against a black tanked wall — Liftpit & Below Grade Tanking

Roof slab on a construction site coated in waterproofing membrane around penetrations — Roof Waterproofing

Long narrow concrete planter box lined in shiny black membrane with two drainage outlets — Plant Box Waterproofing

Balcony wall wrap and set down junction prepared before membrane application — Balcony & Set Down Waterproofing

Below grade footing sealed with black bituminous tanking membrane before backfill — Liftpit & Below Grade Tanking

Concrete retaining wall footing tanked in black membrane before backfill, with a tape measure across the top — Retaining Wall Waterproofing

Pool surround waterproofing before and after, membrane applied prior to backfill — Retaining Wall Waterproofing

Dark green liquid membrane covering a long block wall with a white ag pipe along the footer — Retaining Wall Waterproofing

Curved concrete planter box lined in black membrane with a central pipe and corner drain — Plant Box Waterproofing

Roof slab coated in grey membrane with sealed floor waste and parapet edges — Roof Waterproofing

Shower recess prepared and bond-breaker sealed before membrane application — Bathroom & Wet Area Waterproofing

Black dimpled drainage sheet installed the full height of a tall retaining wall in an excavated trench — Retaining Wall Waterproofing

Lift pit walls and base coated in black tanking membrane — Liftpit & Below Grade Tanking

Balcony set down with metal angle flashing and grey membrane applied to the substrate — Balcony & Set Down Waterproofing

Curved high-rise balcony deck finished in white waterproofing membrane beside glass balustrade — Balcony & Set Down Waterproofing

Curved concrete retaining wall with black liquid membrane on its lower section beside an open trench — Retaining Wall Waterproofing

View the full job gallery

Balcony & Set Down Waterproofing Roof Waterproofing Retaining Wall Waterproofing Plant Box Waterproofing Liftpit & Below Grade Tanking Bathroom & Wet Area Waterproofing

How a job runs

Four steps, in writing, every time.

Inspect

We walk the property and trace water back to where it's actually getting in.

Diagnose

You get a plain-language report: what's wrong, why, and what it takes to fix — in writing, no pressure.

Seal

Wal and the team install the system on schedule, fully to code, with daily site cleanup.

Warranty

Every job is backed by a transferable warranty, so the fix outlasts your ownership.

Google reviews

What the neighbourhood says.

Real reviews from Illawarra customers — unedited.

★★★★★

Very professional, clean and priced very good. Would highly recommend Wal and his team. Keep up the good work. 👍👍

Rami Sultan — Google review

★★★★★

Great service, quality and fairly priced. Thank you for a job well done 🙏🏻

Daniel Sawan — Google review

★★★★★

Done a great job, on time and all to code.

Phillip Jones — Google review

Where we work

Serving the Illawarra region.

Based locally, with crews dispatched daily across:

Wollongong
Shellharbour
Kiama
Dapto
Albion Park
Corrimal
Fairy Meadow
Port Kembla

A+

Free, no-pressure inspection

Storm season doesn't wait. Neither should the inspection.

Tell us what's happening and we'll call to schedule — usually within one business day.

0450 552 002

Mon–Sat, 7am–7pm · Emergency line answered 24/7