Remedial, civil, and protective coating contractors working across VIC, NSW, QLD, and WA
office@awsaus.com.au | 451 Whitehorse Road, Mitcham VIC 3132
Water coming through the ceiling below your balcony, or in around the door? We find where it is getting in, restore the waterproofing, and repair any concrete the water has damaged.
Tell us what is happening and our team will get back to you.
Free quotes and advice.
Balcony leaks get worse with every storm. Water gets past a failed membrane, upstand, or drain, stains the ceiling below, and can work its way into the slab edge.
We find where the water is getting in using flood testing, thermal imaging, and dye testing, so the repair targets the cause. Then the same team restores the waterproofing and repairs the concrete.
Usually the first sign the balcony membrane above has failed.
Often a membrane upstand or threshold problem.
Loose tiles and cracked grout let water get under the membrane.
Poor falls hold water against the membrane and the joints.
Water reaching the steel causes concrete cancer.
Water is travelling through the slab or the wall junction.
Flood testing, thermal imaging, and dye testing find where the water is getting in.
Polyurethane liquid membranes follow upstands, drains, and penetrations without laps or seams.
Best for: Balconies, courtyards, and roof decks
Damaged concrete removed, the reinforcement treated, and the section rebuilt.
Best for: Slab edges and balcony undersides
Planter box and terrace waterproofing, so soil and water stay where they belong.
Best for: Planters and terraces
Polyurethane injection reacts with water and expands to seal cracks, with very little disruption.
Best for: Cracks in slabs and walls
A failed balcony before the repair, and the same balcony after the new waterproofing.
Tell us what is happening. If water is coming in now, say so when you call.
We test the balcony so the repair targets the cause.
Concrete repaired where needed, then the membrane installed to the manufacturer’s specification.
We flood test or moisture check the finished work and hand over the documentation and warranty details.
Yes. We find and fix balcony leaks on houses and apartments.
Yes. Call 1300 665 325 and tell us what is happening. If water is coming in now, say so when you call.
Yes. Where water has reached the steel, we remove the damaged concrete, treat the reinforcement, and rebuild the section before waterproofing.
Home insurance usually covers sudden events, not gradual wear or a membrane that has reached the end of its life. Check your policy.
Our emergency repairs cover Melbourne and Perth. Our head office is in Mitcham, Melbourne.
Call 1300 665 325, or send the details and our team will get back to you.
