The Hidden Threat: How a Tiny Flexi Hose Caused a Major Flood in Randwick
- Michael Nguyen
- Jul 10
- 4 min read
Updated: Jul 10
A Simple Flexi Hose. A Massive Flood.
Imagine coming home after a weekend getaway, expecting peace and quiet—only to be hit with the unmistakable smell of damp carpet and water-soaked walls. That’s exactly what happened to one of our clients in Randwick, NSW, when a small flexible braided hose beneath the sink burst and flooded their home over several days.
Though it may seem minor, a burst flexi hose water leak is one of the leading causes of household flooding causing major water damage. Left undetected, even a slow leak can saturate carpets, damage timber floors, and soak internal wall cavities—leading to structural damage and mould growth.
Why Prompt Action Is Critical for Water Damage in Randwick Homes
When we arrived, the extent of the water damage was already significant:
Carpets and underlay were fully saturated
Timber floorboards were beginning to warp
Water had wicked up into plaster walls and timber framing
Without rapid intervention, this Randwick home could have developed mould growth within 48 hours. Our job was to act fast—not just to dry the building, but to manage the entire flood damage restoration process, from inspection to insurance to full recovery.
End-to-End Project Management: Flood Cleanup and Insurance Claims
At AAA Mould Removal, we don’t just handle drying. We take over the entire insurance claim process to relieve our clients of unnecessary stress.
Step 1: Water Damage Inspection and Documentation
We used professional thermal imaging and calibrated moisture meters to detect water travel—even behind walls. This allowed us to document the full extent of water damage in a report accepted by the client’s insurer.
Step 2: Meeting with the Insurance Loss Adjuster
We attended the site meeting with the insurer’s loss adjuster and used our report to negotiate the complete scope of works. This ensured all repairs were approved upfront, avoiding out-of-pocket costs and future disputes.
Step 3: Seamless Drying and Restoration
Once authorised, our technicians installed advanced structural drying equipment without delay. The homeowner didn’t have to make phone calls or chase approvals—we handled it all.
Real-Time Tracking with Clean Claims CRM Software
Throughout this Randwick flood project, we used Clean Claims—our dedicated CRM software—to manage every stage of the pack-out and drying process.
This includes:
Detailed Content Pack-Out Logs: All inventoried items were photographed, labelled, and securely stored with digital records in Clean Claims.
Drying Logs and Moisture Readings: Daily moisture readings from affected materials were recorded and tracked in real time, creating an indisputable drying timeline.
Transparent Proof of Restoration: All data, photos, and drying logs were compiled into a centralised portal to share with insurers as drying proof.
This transparent, technology-enabled approach eliminates guesswork and ensures compliance with insurer expectations.
Professional Structural Drying: Preventing Mould Before It Starts
We deployed a custom-designed drying plan using the following equipment:
10 High-Velocity Air Movers to speed up surface evaporation
3 LGR Dehumidifiers to remove airborne moisture
Continuous remote moisture monitoring to verify drying progress
Thanks to our expertise in IICRC structural drying and digital tracking via Clean Claims, we successfully dried all affected structures within five days—well before mould could take hold.
📌 Learn more about our certified drying process on our flood restoration service page.
Contents Protection and Inventory Management
In this Randwick flood cleanup, the homeowner’s furniture and valuables were at risk. Our team:
Packed, inventoried, and photographed affected belongings
Logged each item in Clean Claims for traceability
Moved contents to a secure off-site storage unit
Returned and restored all items after structural drying was completed
This ensured both protection and complete documentation for every piece of content.
The Outcome: Full Restoration in Just 7 Days
The entire flood restoration in Randwick took just seven days, with zero mould growth and a fully restored, safe, and dry home. Most importantly, the client didn’t need to act as a go-between for the insurer—they just got their home back, hassle-free.
Video from this project on our AAA Mould Removal Youtube Channel below

Project Summary
Location: Randwick, Eastern Suburbs Sydney
Issue: Burst Flexi Hose Under Sink
Total Duration: 7 Days
Key Services:
Structural Drying & Water Damage Restoration
Full Insurance Claim Management
Content Pack-Out & Storage
Digital Reporting via Clean Claims
Mould Prevention
Have a Flood Emergency? Call the Experts in Randwick.
A burst hose or hidden leak can spiral into thousands of dollars in repairs if not addressed fast. Whether you’re dealing with a sudden flood or long-term moisture issue, AAA Mould Removal offers complete, end-to-end solutions.
🧠 FAQ – Flexi Hose Flood Restoration
❓ What caused the water damage in Randwick?
A burst flexi hose under the sink led to a major water leak and structural damage.
❓ How did AAA Mould Removal respond?
We arrived within hours, performed full water extraction, installed drying systems, and documented everything for insurance.
❓ Can this happen in other homes?
Yes. Flexi hoses are common failure points. We recommend regular inspection and replacing hoses every 5 years.
About the Author
Michael Nguyen is the founder of AAA Mould Removal and a leading expert in mould remediation and building science. His mission is to help Sydney residents maintain healthy indoor environments through scientifically-backed, professional remediation services.
With a unique combination of hands-on and academic expertise, Michael's qualifications are extensive:
IICRC Certified: Water Damage Restoration, Applied Microbial Remediation & Applied Structural Drying.
Microbiology: Completed specialised study in Microbiology at RMIT University.
Licensed Builder & Carpenter with a Diploma in Building & Construction.
Current University Studies: Double Bachelor’s degree in Medical Science and Environmental Science at Macquarie University.
This deep understanding of building structures, environmental science, and microbiology allows Michael to diagnose the root cause of mould problems, not just treat the symptoms. He specialises in residential and commercial mould removal, black mould treatment, and water damage restoration.
Need a true expert to assess your property? Contact AAA Mould Removal today for a comprehensive inspection.
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