100% Guaranteed Results
Your Local Rainwater Tank Specialists
Whether you need a new tank installed or repairs to your existing system, our experienced team delivers professional solutions. We handle all tank types and sizes, from compact slimline models to large underground systems, ensuring proper installation and reliable performance.

Our specialists provide comprehensive tank services including leak repairs, pump installations, and complete system maintenance. With advanced diagnostic equipment and quality parts, we ensure your rainwater system operates efficiently and reliably.
- Expert installation & repairs
- All tank types & sizes
- Quality parts guaranteed
Professional Tank Installations
- Complete Installation Solutions
Expert Rainwater Tank Installation
Our professional installation service covers all tank types including above ground, underground, and slimline solutions. We handle everything from site assessment and tank placement to pump installation and system integration. Every installation meets council requirements and plumbing regulations.

We install and configure complete rainwater systems including first-flush devices, filtration units, and backup systems. Our team ensures proper connection to existing plumbing, optimum pump placement, and comprehensive testing of all components.

Choose Our 100% Guaranteed & Affordable Award Winning Plumbing Service
Clients Love Us ...and you will too 😄

Ben Cannon
I had a gas leak. After waiting several days for another plumber to attend and giving up , I contacted Curl Curl Plumbing. They attended immediately to the problem and resolved it. All staff that I met were friendly and very professional.

Harley Groot
Quick response and professional plumbers KiKi and Kaleb. Very helpful and friendly. would absolutely Recommend as they went above and beyond not only to fix the problem but also explain what had occurred. Thank you 🙏
5-Star Rated Rainwater Tank Services
- Residential & Commercial
Professional Repair Solutions
Expert Tank Repairs & Maintenance
From leak repairs to pump replacements, we handle all aspects of tank maintenance and repairs. Our specialists quickly diagnose issues using professional equipment, ensuring fast, effective solutions. We repair all tank types and brands, carrying quality replacement parts for most systems.

Common repairs include fixing leaks, replacing pumps, upgrading filtration systems, and resolving pressure issues. We also provide comprehensive maintenance services to prevent problems and ensure reliable operation.
- Fast leak detection & repair
- Pump repairs & replacement
- System upgrades available
Complete Tank Solutions
- System Integration & Upgrades
Rainwater Tank System Solutions
Need to upgrade your existing system or integrate a new tank? Our team handles complete system modifications including pump upgrades, filtration improvements, and connection to existing plumbing. We ensure seamless integration with your household water supply.

From basic installations to complex multi-tank systems, we provide professional solutions backed by our workmanship guarantee. Every project includes thorough testing and demonstration of proper operation.

Michael Suffield
Curl Curl plumbing installed a new hot water system when ours failed overnight. The team were extremely professional and quick. From first calling the team at 8am, we had a new system in place by lunch.

Proudly Australian Owned & Operated
By choosing our Sydney plumbers for your rainwater tank needs your supporting local jobs & your community. There's never been a better time to champion our Australian business and support our economy.
Curl Curl Plumbing Founder

Got Questions About Rainwater Tank Services?
Rainwater Tank FAQ's
Choosing the right tank size is crucial for optimal water collection and storage efficiency. The appropriate size depends on several key factors that our specialists carefully assess during initial consultation:
- Available space on your property
- Roof catchment area
- Intended water usage
- Local council requirements
Common residential sizes range from 2,000 to 10,000 litres. Our specialists conduct a thorough assessment of your specific needs and space constraints to recommend the optimal tank size, ensuring you get maximum benefit from your investment while meeting all local requirements.
We offer a comprehensive range of tank solutions to suit any property configuration or water storage requirement. Our experienced team installs and services all major tank types, ensuring the perfect match for your specific situation:
- Above ground round tanks
- Underground tanks
- Slimline tanks for narrow spaces
- Bladder tanks for under-deck storage
- Steel, poly, and concrete options
Each tank type offers unique advantages, and our specialists will guide you through the options to find the perfect solution for your property's requirements and constraints.
Our installation service provides end-to-end solutions, handling every aspect of your tank setup from initial assessment through to final testing. We ensure a professional installation that meets all safety and compliance requirements:
- Site assessment and preparation
- Tank placement and levelling
- Pump installation and configuration
- First-flush and filtration systems
- Connection to existing plumbing
- Overflow setup to stormwater
- System testing and demonstration
- Council compliance documentation
Upon completion, we thoroughly test all components and provide comprehensive guidance on system operation and maintenance to ensure optimal performance.
Rainwater tanks provide numerous practical advantages for Sydney homeowners and businesses. Understanding these benefits helps you make an informed decision about your water management strategy:
- Reduced water bills
- Reliable water supply during restrictions
- Suitable for garden irrigation
- Can supply washing machines and toilets
- Environmental sustainability
- Potential council rebates
Our team can help you maximise these benefits through proper system design and integration with your existing plumbing infrastructure.
Regular maintenance is essential for ensuring clean water supply and prolonging your tank's lifespan. Our comprehensive maintenance programme addresses all crucial aspects of tank care and operation:
- Annual inspection of tank and fittings
- Cleaning of gutters and first-flush systems
- Filter cleaning or replacement
- Pump service and testing
- Checking mosquito screens
- Water quality testing if required
Professional maintenance not only ensures reliable operation but also helps prevent costly repairs and maintains water quality standards.
Tank leaks require prompt, professional attention to prevent water loss and potential property damage. Our experienced technicians follow a systematic approach to leak detection and repair:
- Professional leak detection
- Assessment of damage extent
- Appropriate repair method selection
- Professional-grade sealants or patches
- Testing to ensure watertight results
We provide honest assessments when repair isn't viable, offering cost-effective replacement options while ensuring minimal disruption to your water supply.
A properly specified and installed pump system is crucial for optimal tank performance. Our specialists design and install comprehensive pumping solutions tailored to your specific usage patterns and requirements:
- Submersible and external pumps
- Pressure control systems
- Automatic mains switching
- Smart pump controllers
- Backup power options
We select and configure the most appropriate pump system based on your water usage patterns, ensuring reliable pressure and efficient operation throughout your property.
We stand behind the quality of our workmanship and materials with comprehensive guarantees that provide complete peace of mind. Our professional tank services are backed by industry-leading warranties:
- Lifetime warranty on workmanship
- Manufacturer warranties on tanks and pumps
- 100% satisfaction guarantee
- Council compliance guarantee
- Professional installation certification
These guarantees reflect our commitment to quality and ensure you receive lasting value from your rainwater tank investment.
Modern rainwater systems can be seamlessly integrated with your mains water supply, ensuring uninterrupted water availability. Our professional installation includes all necessary safety and switching equipment:
- Automatic mains switching valve installation
- Backflow prevention devices
- Smart controllers for system management
- Compliance with local water authority requirements
- Separate metering options available
Our licensed plumbers ensure all connections meet current Australian Standards and local regulations, providing reliable operation and safe water supply management.



