Borehole Water Filtration treats groundwater for its intended use: drinking, household use, irrigation or livestock. The right system depends on what a laboratory finds in your water. No single filter makes every borehole supply safe to drink.
- Have a recent laboratory report ready, or ask for testing first.
- Say what the water is used for and your daily use.
- Describe problems: staining, smell, scale, cloudiness or taste.
Compare quotes for a borehole water treatment system.
Compare Borehole QuotesStart With a Water Test
Treatment chosen without a test can miss the real problem. A borehole water test shows bacteria, iron, manganese, hardness, nitrate, fluoride and dissolved salts, and the installer should design around those results.
Treatment Options
| Treatment | Deals with | Does not deal with |
|---|---|---|
| Sediment filter | Sand, silt, rust particles | Dissolved minerals, bacteria |
| Activated carbon | Taste, odour, some chemicals | Iron, hardness, salts |
| UV steriliser | Bacteria and viruses in clear water | Particles, minerals, chemicals |
| Iron and manganese filter | Staining and metallic taste | Bacteria, salts |
| Water softener | Hardness and scale | Bacteria, nitrate |
| Reverse osmosis | Dissolved salts, nitrate, fluoride and more | Not a reliable disinfection step on its own; needs pre-filtration |
Most systems combine several stages, for example sediment, iron removal, carbon and UV for household use.
What Installation Includes
- Filter housings, media vessels or units sized to your flow.
- Bypass and isolation valves.
- Electrical point for UV or control valves.
- Commissioning and a follow-up test.
Usually extra: replacement cartridges, UV lamps, salt, media and annual servicing.
The Process
- Test. Laboratory results and intended use are reviewed.
- Design. Stages and sizes are chosen for your flow.
- Install. The system is fitted, usually after the tank and booster pump.
- Verify. A follow-up test checks whether the treated water meets the target.
Borehole Water Filtration Prices
| System | Ballpark price |
|---|---|
| 3-stage sediment and carbon filter, supply only | R2,000 - R3,000 |
| 3-stage filter with UV, supply only | R4,500 - R9,000 |
| UV steriliser, installed | R3,000 - R8,000 |
| Iron and manganese filter, supply only | R11,000 - R18,600 |
| Water softener, supply only | R7,900 - R21,900 |
| Whole-house reverse osmosis, supply only | R19,000 - R46,000 |
| Borehole filtration system, typical installed | R5,000 - R20,000 |
Ballpark figures, not quotations. Ranges compiled from price guides published by South African contractors, suppliers and quote websites, checked October 2026 and rounded where needed. They are not our prices and no contractor is bound by them. Supply-only prices exclude installation, plumbing and consumables. Confirm whether VAT is included on every quote.
Sources:
- Water treatment retailer listings: Water Filter Factory, Puritech, FilterShop, Pure Water 4 Life and others (October 2026)
- OurPower, borehole drilling cost by city (October 2026)
- Enviroleg, borehole price and drilling price guides (2026)
What Affects Borehole Water Filtration Quotes
- What the lab results show.
- Flow rate and daily volume.
- Whole house or a single drinking tap.
- Consumables and servicing.
Questions to Ask About Borehole Water Filtration
- Which lab results is this design based on?
- Will the treated water meet SANS 241 for drinking?
- What are the yearly running costs?
- How often do cartridges, lamps or media need replacing?
- Will you test again after installation?
Compare treatment installers through Borehole Installation South Africa.
For new supplies, see borehole drilling.
Related Services
Borehole Water Filtration FAQs
Will a filter make my borehole water drinkable?
Only if the system matches the problems the lab found, and a follow-up test confirms it. No single filter suits every borehole.
Do I need UV?
UV is the usual way to deal with bacteria in households. It only works on clear water, so it needs pre-filtration.
Why is my water still orange after filtering?
Sediment and carbon filters do not remove dissolved iron. An iron removal stage is needed.
Is reverse osmosis necessary?
Only where salts, nitrate or fluoride are too high. It wastes some water and needs good pre-filtration.
Can I treat only drinking water?
Yes. A point-of-use system at the kitchen tap is cheaper than whole-house treatment.
Borehole Installation South Africa is a free quote-comparison service. The installation is quoted and carried out by independent contractors, and your agreement is with the contractor you appoint. Availability depends on your location and on contractors taking on that kind of job. Before you pay a deposit, get a written quote that lists what is included and excluded, the guarantee terms and the payment terms.
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