Rainwater harvesting

Sustainable Rainwater Harvesting for Your Home Free Site Assessment Reduce Your Municipal Water Dependence and Save on Water Bills

Lower Water Bills

Reduce your reliance on municipal water and cut down on costs

Eco-Friendly & Sustainable

A responsible way to use natural water resources

Reliable Backup Water Supply

Always have stored water available, even during shortages

Better for Your Garden

Rainwater is free from chlorine and other chemicals found in municipal water

Increases Property Value

Homes with water-saving systems are more attractive to buyers

Rainwater Harvesting

Harness the Power of Rain with a Reliable Harvesting System

Water is one of South Africa’s most precious resources, and with rising municipal water challenges, a rainwater harvesting system can make a real difference. 
At All Water Africa, we specialize in custom-designed rainwater harvesting solutions for homeowners in Gauteng. Our systems allow you to collect, filter, and store rainwater, reducing your reliance on municipal supply while cutting down on your monthly water bill.

A properly installed rainwater harvesting system can be used for:

✅ Irrigation & Gardening – Keep your lawn and plants hydrated all year round
✅ Household Use – Use harvested water for laundry, flushing toilets, and general cleaning
✅ Drinking Water – With the right filtration, rainwater can be purified for safe consumption
✅ Emergency Water Supply – Store clean water to have on hand during shortages

Whether you’re looking to collect rainwater in a JoJo tank or fully integrate it into your home’s plumbing, we’ll design the perfect system to suit your needs.

Customization Options

For Rainwater Harvesting Systems

JoJo Tank Selection

Choose from various tank sizes and colors to match your needs and space

Automated Pump Systems

Seamlessly distribute harvested water throughout your home

First-Flush Diverters

Prevents initial roof runoff from contaminating stored water

Municipal Water Integration

Combine rainwater with your existing supply for uninterrupted water access

Advanced Filtration

UV, carbon, and sediment filters available for drinking-quality water

Our Rainwater Harvesting Process

01

Site Assessment & System Planning

Our team evaluates your roof size, rainfall patterns, and storage needs to determine the best setup.
02

Gutter & Downpipe Installation

We install or modify gutters and downpipes to direct rainwater efficiently into storage tanks.
03

Filtration & Storage Tank Setup

Collected water passes through first-flush diverters and filters to remove debris before entering a JoJo tank or other storage solution.
04

Pump & Water Purification (Optional)

We can install a pump system to distribute water to your household plumbing and purification systems for safe drinking water.
05

System Handover & Maintenance Guidance

We ensure your system is fully operational and provide tips on keeping it clean and efficient.

Frequently Asked Questions

FAQs – Rainwater Harvesting

The amount of rainwater you can harvest depends on your roof size, rainfall in your area, and tank capacity. During the rainy season in Gauteng, a properly set-up system can collect thousands of liters.

Yes, but it needs proper filtration and purification. We offer UV filters, carbon filtration, and other treatment options to make rainwater safe for consumption.



It depends on your household’s water usage. Common sizes include 2500L, 5000L, and 10000L tanks. We can recommend the ideal size based on your needs.

Yes! We can install a pump and filtration system to supply rainwater directly to your home’s toilets, washing machines, irrigation systems, and more.

Costs depend on system size, tank capacity, filtration requirements, and installation complexity. Contact us for a personalized quote.

In most cases, no formal permission is required for residential rainwater collection. However, we advise checking with your local municipality for any specific regulations.

Minimal maintenance is needed. Gutters and first-flush diverters should be cleaned periodically, and filters should be checked and replaced when necessary.

Yes! Combining borehole water and rainwater harvesting creates a fully sustainable water solution for your home.

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