Water filtration

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

Flat illustration of a borehole cross-section in a coal-mining landscape showing acidic groundwater pathways

Water filtration

Acid Mine Drainage and Borehole Water in eMalahleni: What to Test For

Coal mining around Witbank can push sulphate, iron and acidity into groundwater. Which tests an eMalahleni borehole needs and what treatment follows.

Flat illustration of a kettle and tap with white limescale deposits against a Pretoria suburban backdrop

Water filtration

Hard Water in Pretoria and Centurion: Why Dolomite Water Scales Your Taps

Dolomite groundwater and some municipal supply leave scale on kettles and geysers. How hard Tshwane water gets and which softening or filtration fits.

Flat illustration of a business building with water pipes, lab flask and compliance checklist

Water filtration

Water Quality Compliance Testing for Businesses: What, How Often and Which Lab

Businesses that serve water to staff, guests or customers need a testing routine. Which SANS 241 parameters matter, sensible frequencies and accredited labs.

Flat illustration of a borehole casing cross-section with a magnified water droplet showing coliform bacteria symbols and a test tube beside it

Water filtration

Coliforms in Borehole Water: What a Positive Test Means and How It's Fixed

Total coliforms on a lab report do not always mean sewage, but they do mean action. What the result says, shock chlorination and when UV is needed.

Flat illustration of a borehole casing, sample bottle, and laboratory flask with a Pretoria skyline in the background

Water filtration

Borehole Water Testing in Pretoria and Centurion: What to Test and Where

Which tests a Pretoria or Centurion borehole needs, how to take a clean sample, why SANAS accreditation matters and how to read the lab report.

Flat illustration comparing a home water test strip kit and a laboratory water sample bottle side by side

Water filtration

Borehole Water Test Kits vs Lab Tests: What Home Kits Can and Can't Tell You

Test strips and TDS pens give quick readings for hardness, pH and iron, but miss bacteria and metals. When a kit is enough and when to pay for a lab.

Flat illustration comparing granular activated carbon and carbon block filter cartridges side by side with labelled cross-sections

Water filtration

Activated Carbon Filters Explained: Granular vs Carbon Block

Activated carbon removes chlorine taste, odours and some chemicals, not hardness or germs. How granular and carbon block filters differ and where each fits.

Flat illustration showing a clear glass of water beside a cloudy glass, with an NTU scale and filter icon

Water filtration

Turbidity in Water: What NTU Means and How It's Treated

Turbidity is the cloudiness in water, measured in NTU. Why it matters for disinfection, the drinking water limit and how filtration brings it down.

Flat illustration showing three filter canisters in sequence with arrows indicating water flow and labels for sediment, carbon and specialist third stage

Water filtration

What Each Stage Does in a 3-Stage Water Filter System

Sediment, carbon and a third stage chosen for your water: what each stage removes, why the order matters and when three stages are not enough.

Flat illustration of water test tubes and a report form against a Gqeberha coastal backdrop

Water filtration

Water Testing in Gqeberha: What to Check in Tap and Borehole Water

Which tests Gqeberha households need for municipal or borehole water, what salty or hard results mean and how to choose an accredited testing lab.

Flat illustration of water test tubes and a checklist beside a tap and borehole pump in a Durban home

Water filtration

Water Testing in Durban: What to Test Tap and Borehole Water For

The water tests Durban homes need for tap or borehole supply, which results point to a filter, and how to find a SANAS-accredited lab near you.

Flat illustration of a water drop split into test tubes and a checklist, set against a Cape Town mountain silhouette

Water filtration

Water Testing in Cape Town: What to Test Borehole and Tap Water For

Which tests Cape Town homeowners should order for borehole, wellpoint or tap water, how to find a SANAS-accredited lab and how to read the results.

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