TRUSTED BY PROFESSIONALS WORLDWIDE
Sustainable Water Solutions for Your Home
For over 35 years, Rain Harvesting™ has helped homeowners, installers, and developers collect cleaner rainwater in greater volumes. Our engineered products solve real problems, from preventing tank contamination to maximising water capture, so your system performs reliably year after year.
Why Collect Rainwater?
Reducing Dependence on Mains Water
Saving Money or Qualifying for Rebates
Improved Drought Resilience
Lowering Ecological Footprint
Increased Self-Sufficiency
Understand your rainwater needs
How you plan your rainwater usage and needs are key to designing an effective harvesting system.
Store your rainwater
Make the right choice for your property. Choose an appropriate storage vessel for your needs.
Assess your rainwater collection area
Audit your roof, gutters and surrounding environment to prepare your property for rainwater collection.
Clean: Filter Leaves and debris
Keep leaves and debris out of your rainwater system.
Clean: Divert the first flush of rainwater
How you plan your rainwater usage and needs are key to designing an effective harvesting system.
Secure your rainwater system
How you plan your rainwater usage and needs are key to designing an effective harvesting system.
Decide on a pump or gravity fed system
How you plan your rainwater usage and needs are key to designing an effective harvesting system.
Manage standing water
How you plan your rainwater usage and needs are key to designing an effective harvesting system.
Final stage rainwater filtration
How you plan your rainwater usage and needs are key to designing an effective harvesting system.
Optimise your overflow
How you plan your rainwater usage and needs are key to designing an effective harvesting system.
Monitor your water level
How you plan your rainwater usage and needs are key to designing an effective harvesting system.
Care for your system
How you plan your rainwater usage and needs are key to designing an effective harvesting system.
We've Developed 12 Steps to Help You Collect Quality Rainwater (and Lots of It)
Explore Our Product Ranges
Featured Systems
Featured Systems
Residential Systems
Efficiently collect and use rainwater for toilets, laundry, garden irrigation, and household needs. Our residential systems are designed for straightforward installation, reliable performance, and low maintenance, giving homeowners practical water independence without complexity.
Product Selection Tools
Tools created by our Product Development team to make designing and implementing your system as easy as possible. Our tools and will help you to get the right products for your property.
First Flush Calculator
Easily calculate how much water you need to divert and discover which First Flush Diverter is right for you.
Mass Balance Tool
Calculate your monthly and annual tank levels based on your usage, collection area and rainfall patterns.
Rain Head Selector
Select the right rain head for your property.
Meet Craig
WHY RAIN HARVESTING™
Leading Rain Harvest Company in Australia
For over 35 years, we've been perfecting rainwater harvesting systems. Our expertise isn't just about products - it's about delivering reliable water security, proven performance, and solutions that work. Every system we design is backed by decades of real-world knowledge and a 25-year warranty that proves our confidence in what we build.
For Retailers
Grow Your Business with Rainwater Solutions
Access premium products, expert support, and marketing tools to meet your customers' needs and promote sustainable water practices.
For Installers
Expert Resources for Professional Installations
Simplify your projects with top-tier products, technical guidance, and tailored support for flawless rain harvesting system installations.
