Water filtration

71 guides in this category — honest pricing and comparison advice, no sales fluff.

Flat illustration of a water test kit, sample bottles, and a results report beside a Johannesburg skyline

Water filtration

Water Testing in Johannesburg: Accredited Labs, What to Test and Cost

How to find a SANAS-accredited water testing lab in Johannesburg, what to test tap or borehole water for, how to take the sample and what it costs.

 Flat illustration of a water drop with a bacterial cell inside, beside a filtration system and a test kit

Water filtration

E. coli in Water: Risks and What Filtration Helps

What E. coli in water means for your health, how it gets into supply, and which treatment — UV, RO or boiling — actually helps.

 Flat illustration of a kitchen tap with water flowing through a carbon filter cartridge, chlorine molecules fading out

Water filtration

Chlorine in Tap Water: Should You Filter It?

Why municipal water is chlorinated, whether it's a concern, and the simple filtration that removes chlorine taste and smell.

 Flat illustration of a kitchen tap with a filter unit attached, showing municipal water flowing through a treatment stage before reaching a glass

Water filtration

Filtering Municipal Water: Do You Need To?

Municipal water is treated, but ageing pipes and outages raise questions. When filtering Joburg tap water is worthwhile and when it isn't.

 Flat illustration of a Johannesburg kitchen tap with a water quality test strip and shield icon

Water filtration

Is Johannesburg Tap Water Safe to Drink?

Is Joburg tap water safe to drink? What the standards say, when boil notices apply, and whether home filtration is worth it.

 Flat illustration comparing a whole-house filter on a main supply pipe with a compact under-sink filter beneath a kitchen tap

Water filtration

Whole-House Filtration vs a Kitchen Drinking-Water Filter

Treat every tap or just the water you drink? The different problems whole-house systems and kitchen drinking-water filters each solve.

 Flat illustration of a whole-house sediment filter canister with layered particle sizes being trapped, installed on a pipe before a tap

Water filtration

Sediment Filters: The First Line of Filtration

Why a sediment filter protects everything downstream, how often to change it, and where it fits in a home filtration setup.

 Flat illustration of an under-sink reverse osmosis unit connected to a kitchen tap with a cross-section showing membrane filtration stages

Water filtration

Reverse Osmosis for Home Water: Worth It?

What reverse osmosis removes, what it costs to run, and whether an RO system is worth it for a Johannesburg home's drinking water.

 Flat illustration of a UV water purification chamber inline on a home water supply pipe

Water filtration

UV Water Purification: When You Need It

UV kills bacteria without chemicals — when it's the right final step for borehole or stored water, and when it isn't necessary.

 Flat illustration of a water softener unit connected to borehole pipework in a Johannesburg home

Water filtration

Water Softeners for Hard Borehole Water

How water softeners tackle hard borehole water, what they cost to run, and whether you need one based on your water test results.

 Illustration of water passing through filtration stages

Water filtration

Water Filtration for Boreholes: What Joburg Owners Need to Know

Borehole water treatment explained — SANS 241 testing first, the common Johannesburg findings, staged filtration, sizing to flow and real running costs.

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