Projex Group Pty Ltd

Projex Group Pty Ltd Supplier of Waterproofing Systems Wolfin & Cosmofin, Sub-Ballast Mat, Link-Seal Pipe Penetration Seal

Some of our biggest clients include government agencies and major building & engineering companies. Over the years we have supplied products for many large projects around Australia, including major health institution redevelopments, desalination plants, railways, bridges, government/council owned assets, heritage buildings, residential properties and more.

10/02/2026

Very glad to be part of this great initiative again this year!! Don’t miss it!!

Last November, our colleague Nigel had the opportunity to visit Melbourne Polytechnic to deliver a live waterproofing ma...
19/01/2026

Last November, our colleague Nigel had the opportunity to visit Melbourne Polytechnic to deliver a live waterproofing masterclass to students in the trade.

The session covered PVC sheet membrane waterproofing, with hands-on learning around Cosmofin PVC membrane and the Wolfin polyester PVC membrane system, sharing correct detailing, application techniques, and real-world insights from active construction projects.

With 36 years of experience in the Australian waterproofing industry, Projex Group is proud to support the next generation of waterproofing professionals by sharing practical knowledge that goes beyond the classroom.

The masterclass was extremely well received, and this is just the beginning, with more sessions in 2026.

A big thank you to (Melbourne Polytechnic) for the opportunity to collaborate and for their commitment to developing skilled tradespeople. We look forward to continuing this partnership.

✨ Season’s Greetings ✨As we wrap up another year, we want to sincerely thank our clients, partners, contractors, enginee...
18/12/2025

✨ Season’s Greetings ✨

As we wrap up another year, we want to sincerely thank our clients, partners, contractors, engineers and architects for your trust, loyalty and continued partnership throughout 2025.

We’re grateful for the opportunity to work alongside you and look forward to what we’ll achieve together in the year ahead.

Wishing you and your teams a wonderful Christmas and a safe, successful New Year.

Warm regards,

The Projex Group Team 🎄


A big thank you to  for the delicious Christmas surprise 🎄🧁Thanks for the trust, teamwork, and quality work throughout t...
12/12/2025

A big thank you to for the delicious Christmas surprise 🎄🧁

Thanks for the trust, teamwork, and quality work throughout the year.

Wishing the Mister Membrane team a Merry Christmas and a great year ahead.

Here is a quick step-by-step installation demo for Link-Seal Mechanical Pipe Pe*******on Seals, supplied in Australia by...
21/11/2025

Here is a quick step-by-step installation demo for Link-Seal Mechanical Pipe Pe*******on Seals, supplied in Australia by Projex Group.

If you work in civil, hydraulic, plumbing, or infrastructure, this video shows exactly how Link-Seal is installed and why it’s one of the most reliable ways to seal pipes passing through concrete walls, floors, tanks and structures.

Why Link-Seal?

✔ Positive hydrostatic seal
✔ 2-hour fire resistance
✔ Resistant to chemicals, oils, water & temperature extremes
✔ Faster and cleaner than epoxy or grout
✔ Fits almost any pipe material

Watch the installation video:
https://youtu.be/VdaMIQG1EIw?si=eUPFbCg4PswKBaOu

Need help specifying or sizing Link-Seal for an upcoming project?
Our team provides technical support Australia-wide.
+61 2 8336 1666 | 1800 001 114


Step-by-step installation demo of Link-Seal Mechanical Pipe Pe*******on Seals by Projex Group, Australian supplier of Link-Seal.Perfect for civil contractors...

Yesterday marked the end of the 2025 Waterproofing Webinar Series!A huge thank you to Byron Landeryou and Brendan Byrne ...
30/10/2025

Yesterday marked the end of the 2025 Waterproofing Webinar Series!

A huge thank you to Byron Landeryou and Brendan Byrne for their fantastic initiative and contribution to raising industry standards through these sessions.

We’re proud to have participated throughout the year, sharing insights on how the right design, correct workmanship, and early manufacturer involvement are key to achieving watertight results that last.

As Byron highlighted, around 70% of waterproofing failures come from poor workmanship, and the wrong design will always lead to failure. That’s why at Projex Group, we continue to support industry professionals with technical advice, site inspections, and solutions from design to completion.

When specifying Wolfin or Cosmofin, you’re choosing systems trusted for over 35 years, with Wolfin installations uniquely backed by Australia’s only 15-year warranty covering both materials and workmanship.

Complibuild

Learning to save lives! 💪Our team is completing First Aid & CPR training today — because safety matters on and off the j...
21/10/2025

Learning to save lives! 💪
Our team is completing First Aid & CPR training today — because safety matters on and off the job site. 👷‍♂️

Ready for the Cosmofin PVC membrane live demonstration at the Waterstop Shop in Melbourne             The WaterStop Shop
23/09/2025

Ready for the Cosmofin PVC membrane live demonstration at the Waterstop Shop in Melbourne The WaterStop Shop

Ready for the Cosmofin PVC membrane live demonstration at the Waterstop Shop in Melbourne
23/09/2025

Ready for the Cosmofin PVC membrane live demonstration at the Waterstop Shop in Melbourne

Only 3 days to go!!!
09/09/2025

Only 3 days to go!!!

Live Demonstration of the Cosmofin PVC Waterproofing SystemContractors across Victoria, this is your chance to level up ...
27/08/2025

Live Demonstration of the Cosmofin PVC Waterproofing System

Contractors across Victoria, this is your chance to level up your knowledge.

Projex Group and our long-term partner The Waterstop Shop are organising a live demonstration of the Cosmofin PVC waterproofing system.

When: Wednesday 24th September (just four weeks away!)
Time: 7:00 am – 10:00 am
Where: The Waterstop Shop, Oakleigh VIC

Get ready to:
• Learn about Cosmofin LLV & FG LL installation
• Explore profiles, corners, sealants, and accessories
• Get expert advice with live Q&A
• Enjoy complimentary coffee and sandwiches

👉 Secure your spot now through The Waterstop Shop.

We’re live at Construction Connect Brisbane today and ready to connect with professionals shaping the future of waterpro...
01/08/2025

We’re live at Construction Connect Brisbane today and ready to connect with professionals shaping the future of waterproofing across Queensland.

Projex Group is expanding in Queensland and actively seeking long-term partnerships with industry leaders who prioritise quality, compliance, and results.

If you’re involved in waterproofing design, specification, or installation, we’d welcome the opportunity to talk and support you with your next project.

We offer high-quality solutions & compliant systems, including Wolfin Polyester PVC, one of Australia’s most trusted membranes for durability, weld integrity, and long-term performance.

We are committed to partnering with professionals who value precision and quality, believe in the investment of getting it right the first time and choose long-term outcomes over short-term savings.

If you have missed us at the event, we welcome the opportunity to connect and discuss how our solutions may benefit your work.






























connect .integrity .waterproofingexp

Address

152 Bunnerong Road
Matraville, NSW
2036

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

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