Waterproofing is one of the most important parts of any building project. When it is done properly, it can protect the structure from moisture, leaks, and long-term damage.
Auz Sky Pty Ltd provides professional waterproofing in Sydney for residential and commercial properties. We work on new projects, renovations, remedial work, and leak prevention jobs.
Our waterproofing services cover both internal and external areas. This includes bathrooms, balconies, roofs, basements, wet areas, retaining walls, and other moisture-prone parts of a building.

You may need waterproofing if you notice any of these signs around your property:
If you notice any of these signs, it is best to act early. A small leak can become a larger repair if left untreated.
At Auz Sky Pty Ltd, we focus on building leak prevention and long-term protection. Our team works carefully to reduce the risk of future water ingress.
We provide a wide range of waterproofing services in Sydney for residential, commercial, and strata properties. Our waterproofing services include:
We waterproof bathrooms, showers, laundries, and wet areas to help prevent leaks, moisture damage, and mould issues.
We provide balcony waterproofing for homes, apartments, and commercial buildings. This helps protect the area from rain, water pooling, and leaks.
If your balcony is leaking, we can inspect the area and recommend a suitable repair and waterproofing solution.
We waterproof roof areas, flat surfaces, and exposed areas that need protection from rain and moisture.
We provide basement waterproofing to help manage dampness, water ingress, and moisture problems in below-ground areas.
We offer internal and external waterproofing for different parts of the building, including wet areas, walls, balconies, roofs, and exposed surfaces.
We install suitable waterproof membranes based on the surface, location, and project requirements.
A waterproof membrane creates a protective barrier against water. The right membrane must be selected and installed correctly for the area.
We provide waterproof membrane installation in Sydney for bathrooms, balconies, rooftops, basements, and other building areas.

Auz Sky Pty Ltd works with both residential and commercial clients across Sydney.

We provide waterproofing for residential properties of different sizes. This includes houses, townhouses, units, apartments, and renovation projects.
Our residential waterproofing services cover bathrooms, balconies, laundries, roofs, basements, and other moisture-prone areas.
Commercial properties need reliable waterproofing to protect the building, tenants, staff, and assets.
We provide commercial waterproofing in Sydney for offices, shops, apartment buildings, strata properties, and commercial building projects.
Apartments and strata buildings often have complex waterproofing needs. A leak from one area can affect several units or shared spaces.
We provide waterproofing services for apartments, units, balconies, bathrooms, common areas, and commercial-style residential buildings.
Our team can assist with waterproofing inspections, leak prevention, membrane installation, and remedial waterproofing work.
If you need waterproofing specialists for apartments in Sydney, Auz Sky Pty Ltd can help.
Choosing the right waterproofing company in Sydney can make a big difference to the final result.

We aim to provide waterproofing work that protects your property and gives you confidence.
A good result depends on more than the product used. The process matters.
At Auz Sky Pty Ltd, we follow a careful waterproofing process from start to finish.

We inspect the area and look for signs of water damage signs.
We prepare the area before any membrane is applied.
This step is important for adhesion and long-term performance.
Corners, joints, wall-floor junctions, penetrations, drains, and movement areas need extra care.
We pay close attention to these areas during the waterproofing process.
We apply the suitable waterproofing membrane based on the area and project requirements.
This may include wet areas, balconies, rooftops, basements, or external building surfaces.
Once the membrane is applied, we check the coverage, detailing, and finish. This helps reduce the risk of weak points.
We provide clear advice on curing time, protection, and next steps before the area is used or covered.
Auz Sky Pty Ltd provides waterproofing services across Sydney for residential, commercial, strata, and building projects.
We work with homeowners, builders, renovators, property managers, and commercial clients.
Whether you need bathroom waterproofing, balcony waterproofing, leaking balcony repair, roof waterproofing, basement waterproofing, or structural waterproofing, our team can help.
If you are searching for waterproofing contractors near Sydney, contact Auz Sky Pty Ltd today.
Protect your property with professional waterproofing services from Auz Sky Pty Ltd.
Whether you need waterproofing for a bathroom, balcony, roof, basement, commercial building, or residential property, our team is ready to help.
Call us today to discuss your project or request a quote.
Auz Sky Pty Ltd Phone: 0401 685 844 Email: info@auzsky.com.au Working Hours: Monday to Sunday, 8am to 10pm
You may need waterproofing if you notice leaks, damp walls, mould, water stains, cracked tiles, or moisture around wet areas. Balconies, bathrooms, roofs, and basements are common problem areas.
Yes. We provide balcony waterproofing in Sydney for houses, units, apartments, strata properties, and commercial buildings.
Yes. We can assist with leaking balcony repair in Sydney. We inspect the area, identify possible leak sources, and recommend a suitable waterproofing solution.
Yes. We provide bathroom waterproofing for new bathrooms, bathroom renovations, showers, laundries, and wet areas.
Yes. We provide commercial waterproofing in Sydney for offices, shops, apartment buildings, strata properties, and other commercial buildings.
Common areas include bathrooms, balconies, roofs, basements, laundries, kitchens, retaining walls, external walls, and structural surfaces.
Surface preparation helps the waterproofing membrane bond properly. A poorly prepared surface can increase the risk of failure, leaks, and future repairs.
Yes. We provide both internal waterproofing and external waterproofing in Sydney. The right option depends on the area, water exposure, and condition of the building.
