Repairs and Replacements
Repair damaged, leaking or poorly performing drainage systems before they cause further property damage.
Stormwater Management
Improve water flow and reduce the risk of flooding with stormwater drains, channels, soak pits and sump pumps.
New Builds and Renovations
Plan and install compliant drainage systems for new homes, commercial developments and renovation projects.
Our team considers the property layout, ground conditions and water-flow requirements before recommending a solution. We work with homeowners, builders and property managers to complete drainage projects safely, efficiently and with minimal disruption.
We can help you with all aspects of residential drainage from repairs to new drainage installations.
We offer installation, maintenance and repairs of all commercial drainage systems in Auckland.
Storm Water Drainage problems can cause flooding, erosion or water pollution. We can help!
If you are looking to install a manhole or have issues with a manhole such as leaking, our team can help with every step.
Having basement flooding issues? We offer all sump pump services from design to installation to repair that you need.
Subsoil drainage is crucial in preventing water accumulation below ground structures (such as the foundations of your house!).
With our expertise in installing, repairing and maintaining spouting and guttering systems, you won’t have to worry about another drop of rain again.
Are you working on a new build or renovating your existing property? We can help you integrate drainage into your plans seamlessly.
Whether its channel installation, repairs, or ongoing maintenance, we ensure your driveway channels do their job and your yard or driveway is no longer flooding.
If you have a broken pipe, collapsed drain, faulty pump or valve, or if any other component of your drainage system needs a helping hand, give us a call today!
If your basement or garage is flooded, we can help. We specialise in basement and garage flooding solutions to ensure that your below-ground-level space is no longer filled with water.
We specialise in designing and installing landscape drainage systems that prevent waterlogging, ensure optimal plant growth and protect you against from future problems.
Call or submit an enquiry with details of the drainage issue.
Our team assesses the property and identifies the most appropriate solution.
We explain the required work and provide clear pricing before proceeding.
The drainage work is completed safely, efficiently and to the relevant standards.
Complex Plumbing provides professional drainage installations, repairs and stormwater solutions for homes, businesses and new developments across Auckland. From fixing damaged drainage systems and improving water flow to installing complete drainage solutions for renovations and new builds, our qualified drainlayers deliver reliable, compliant work tailored to each property.
25
Years of experience
100%
Customer satisfaction
5★
Google Rating
1000+
Services Completed
Our team of experienced and qualified drainlayers are here to ensure that all drainage work we do is done to the highest standard you are going to find in New Zealand.
We provide:
All our work is done to the highest standard possible, with quality being our number 1 priority. We don’t cut any corners when it comes to completing jobs, so you never have to worry about the quality of work being done.
Our main priority is and always has been amazing customer service. Our team is friendly and approachable while being exceptional at what they do.
One of our core values is effective communication that provides you with clear understanding of the work that is being done, so that you know exactly what to expect and there are no misunderstandings.
We focus on building long-lasting relationships with our clients, and one way we do that is by providing clear estimates and invoices that state exactly what you are paying for so there are no surprises.
Your peace of mind is number one to us. Our work is always backed up by our warranties and guarantees. You can trust that we stand behind the quality of our work.
Call our Auckland drainage team or send us a message and we’ll help determine the next step.
Common warning signs include water pooling around your property, recurring blockages, overflowing drains, unpleasant odours, slow water runoff and unusually wet or soft areas in lawns and gardens. If these problems continue, a professional drainage assessment can help identify the cause and prevent further property damage.
Yes. Complex Plumbing provides drainage maintenance and repair services for residential and commercial properties across Auckland. Our drainlayers can assess damaged or poorly performing systems and recommend a practical solution based on the condition of the drainage, site access and the work required.
Our drainage services include residential and commercial drainage, stormwater systems, drainage repairs, driveway channels, manholes, subsoil drainage, soak pits, sump pumps and drainage for renovations and new developments. We can assist with system design, installation, maintenance and repair.
Yes. We provide stormwater drainage design, installation, maintenance and repair services across Auckland. Our team can assess issues such as poor water runoff, pooling water and localised flooding before recommending a stormwater solution suited to your property.
Yes. Complex Plumbing works with homeowners, builders, developers and construction companies to provide drainage solutions for new builds and renovation projects. We can help plan and install a system that suits the property design, expected water flow and wider project requirements.
The cost depends on the type of drainage problem, site access, ground conditions, materials and the extent of the work required. Complex Plumbing publishes its standard call-out and labour charges on its pricing page, while a more accurate estimate can be provided once the team understands the scope of your project.
Using a qualified drainlayer helps ensure the work is planned and completed safely, correctly and to the relevant requirements. Professional installation can also reduce the risk of poor drainage performance, recurring problems and expensive repairs later.
The timeframe depends on the type and scale of the project. A smaller repair may be completed relatively quickly, while a replacement system or drainage installation for a new development may require additional planning, excavation and coordination. The team can provide a clearer timeframe after assessing the work.
Yes. Complex Plumbing provides drainage maintenance, repair and replacement services. The team can assess damaged pipework, leaks, poor flow and recurring drainage issues before recommending whether a targeted repair, partial replacement or wider system upgrade is appropriate.