




5.0

Rating
Trusted by Over 300 Sydney Locals
Expert Sub Soil Drainage Services in Sydney's Eastern Suburbs
Excess groundwater can cause severe damage to your property’s foundation, landscape, and structures.
At Mint Plumbing & Relining, we specialise in sub soil drainage solutions, including French drains, yard drainage systems, and basement waterproofing, ensuring your home or business stays protected from water damage.
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We service the Eastern Suburbs community daily.
What our clients have to say
EXCELLENT Based on 302 reviews Geoff Daus17 June 2025Trustindex verifies that the original source of the review is Google. Terrific service provided by Mint Plumbing. From the time the appointment was booked through to the confirmation and the tracking system provided this company provided 5 star service. Our apartment building had a problem with water pressure and through a commonsense approach, detailed analysis and testing got the problem fixed and the root cause identified. Liam was professional, friendly and very relatable but most of all got the job done in a timely manner with no fuss. A trusting service which I highly recommend. Keep up the good work team. 🙏 Katherine John17 June 2025Trustindex verifies that the original source of the review is Google. Mint Plumbing were fantastic. Can the same day and Liam was extremely professional and couldn’t have been nicer. Job done! A A16 June 2025Trustindex verifies that the original source of the review is Google. Liam did a great job — punctual, professional, and efficient. Highly recommend! Richard Philip12 June 2025Trustindex verifies that the original source of the review is Google. Mint provide a much appreciated, and very timely (i.e. prompt and on time) service tending to blocked pipes and then redirecting/reconnecting pipes to address long term problems. Liam, Yvan and George were all very nice, helpful and professional. Many thanks. Candace Lammi12 June 2025Trustindex verifies that the original source of the review is Google. Overall 5 star review for these guys! Fantastic service from Jamie and Yvan super professional and clearly knew what they were doing, whole process from start to finish was smooth and stress free, everything was left spotless and clean couldn’t be happier after the big job, would recommend to anyone. Thanks again Jamie and Yvan! Gary Williamson10 June 2025Trustindex verifies that the original source of the review is Google. Mint plumbing were quick to organise there appointment.They prompt and very efficient with their service.I thoroughly recommend Mint Plumbing. Susan Lee5 June 2025Trustindex verifies that the original source of the review is Google. Thanks for responding and fixing our leaks so promptly and honestly! Highly recommend Liam and the Mint team! Caroline E4 June 2025Trustindex verifies that the original source of the review is Google. Exceptional service, communication and result. Mint Plumbing saved me from pulling up two bathrooms and did it over one weekend. If I could give them 10 stars I would.
Expert Drainage Solutions
for Your Property
Effective sub soil drainage is critical for protecting your property from excess groundwater, which can lead to foundation cracks, waterlogged yards, and damp basements. At Mint Plumbing & Relining, we provide customised drainage systems to keep your property safe and dry.
Whether you need repairs to existing drainage systems or new installations, we’re equipped with the expertise and tools to get the job done right. From French drains to advanced underground systems, our solutions are designed to remove water effectively and prevent future issues.


Comprehensive Underground Drainage Services
Our sub soil drainage services are tailored to address common water-related issues beneath the surface:
- Waterlogged Yards: Poor drainage can leave your landscape soggy and unusable.
- Damp or Flooded Basements: Protect underground spaces from water ingress.
- Foundation Protection: Prevent structural damage caused by excess moisture.
- Efficient Water Removal: French drains and yard drainage systems divert water safely.
At Mint Plumbing & Relining, we use advanced tools and methods to ensure water is managed effectively, protecting your property’s value and functionality.
Proper sub soil drainage not only protects your property but also ensures long-term value and functionality. Benefits include:
✔ Reduced Flood Risk – Directs excess water away from your property.
✔ Foundation Protection – Prevents water from weakening structural components.
✔ Healthier Landscapes – Eliminates waterlogging in gardens and outdoor spaces.
✔ Enhanced Property Value – Safeguards your investment with reliable drainage solutions.
Emergency Sub Soil Assistance
If flooding or excess water is affecting your property, Mint Plumbing & Relining provides fast-response drainage solutions to minimise damage. Our team is available for urgent sub soil drainage issues, offering expert services for:
- Basement Flooding
- Foundation Erosion
- Severe Yard Drainage Problems


Maintaining Your Sub Soil Drainage System
Sub soil drainage systems require proper care to function effectively and prevent water buildup. Over time, debris like sediment, roots, and dirt can clog underground systems, reducing their efficiency.
At Mint Plumbing & Relining, we offer expert drainage maintenance and Blocked Drains services to keep your system running smoothly. From inspections to advanced cleaning methods, our team ensures your drainage system remains effective and reliable for years to come.
Efficient Yard Drainage Services for Lasting Results
Waterlogged yards can lead to soil erosion, damaged plants, and unusable outdoor spaces. At Mint Plumbing & Relining, we specialise in yard drainage systems that manage excess water effectively, protecting your landscape and property.
Whether it’s installing French drains or addressing stormwater issues, our tailored solutions keep your yard dry and functional, even during heavy rain.

$0 Call
Out Fee
Our team will visit your property and provide a free assessment on the works to be carried out.
Family Owned
& Operated
Dedicated to providing reliable, affordable service with a commitment to quality and integrity.
Fixed Price
Plumbing
Our fixed price plumbing ensures you receive an up front quote before we start work with no hidden surprises.
Frequently Asked Questions
Sub-soil drainage involves installing systems below the surface of your property to manage excess groundwater that can gather around your home’s foundation or in your yard. It works by directing water away from the property through channels like French drains and yard drainage systems, helping prevent water damage and issues like waterlogged gardens or damp basements.
When sub-soil drainage isn’t functioning properly, it can lead to serious issues like foundation cracks, waterlogged yards, and damp basements. Excess moisture around your foundation can weaken structural elements, leading to costly repairs.
If you’re noticing water pooling in your yard, damp spots on walls, or cracks in your foundation, it’s a sign your drainage system might be failing. Mould and mildew growth, as well as soggy areas in your landscape, are also clear indicators. If these problems sound familiar, it’s important to address them quickly by calling your local plumber.
Yes, sub-soil drainage can help prevent basement flooding by directing water away from your foundation. If you find yourself in need of urgent plumbing support, we offer emergency plumbing services to resolve any critical issues as quickly as possible.
Sub-soil drainage helps protect your home’s foundation by managing water that gathers around the property. By using systems like French drains, excess moisture is diverted away from your foundation, which helps prevent cracks and erosion caused by water buildup.
Sub-soil drainage addresses groundwater that accumulates below the surface, while surface drainage focuses on managing rainwater or runoff that collects above the ground. Both types of drainage are crucial for protecting your property from water damage, but sub-soil drainage is specifically designed to prevent issues like foundation cracks and waterlogged outdoor areas.
If you notice water pooling around your home, dampness in your basement, or cracks in the foundation, it’s a clear sign you might need sub-soil drainage. Properties in areas with frequent rainfall or high groundwater levels are also at risk. If you’re unsure, our expert team can assess your situation and recommend the best solution.
Yes, improper drainage can create ideal conditions for mould and damp problems. When water is not effectively diverted away from your home, it can seep into your foundation and basement, encouraging mould growth. If you’re facing damp issues, we can help with solutions like damp-proofing services, as well as managing your drainage system to keep water away from vulnerable areas of your property.
Looking for reliable plumbing that doesn’t cost the earth? At Mint Plumbing & Relining, we’re proud to be rated 5.0 stars on Google by over 270 happy customers. We back that trust with honest pricing, local experience, and fast service you can count on.
To make it even easier, we’ve put together a range of special offers, including $0 call-out fees, free CCTV drain inspections, priority same-day service, and more.
Check out our latest vouchers below and book your Mint Plumber today.
Our team proudly serves Sydney’s Eastern Suburbs and North Sydney from Watsons Bay to Maroubra, Randwick to Rose Bay, and everywhere in between.
Whether you’re in Bondi, Coogee, Paddington, or Potts Point, or anywhere across North Sydney, you can rely on Mint Plumbing & Relining for fast, local service, with a $0 call-out fee throughout the Eastern Suburbs.
Wherever you’re located in Eastern Suburbs or North Sydney, we’ve got your plumbing needs covered.