Tools
Water tools and calculators
Free tools to help you plan water storage and filtration for your home or business, built around South African conditions.
Our tools
Quick answers you can act on, with a quote one tap away when you are ready.
Water Tank Size Calculator
How big a tank you need for outages or rainwater, how long common tank sizes will last, and JoJo tank sizes and dimensions.
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TDS and Hardness Checker
What a TDS meter, conductivity or hardness reading means for taste, scale and your appliances, and what would fix it.
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Need help planning your setup?
Send your water source, property type and what you want to achieve. We will recommend a practical system.