Is My Municipal Water Safe To Use?

Municipal Water Contamination, Fact or Fiction? If it is clear, it doesn’t mean is safe.[...]

Reverse Osmosis System Maintenance

Buying and installing a Reverse Osmosis Purification Unit is a great first step in providing[...]

How Does a Reverse Osmosis Water System Works?

Are you fed up with the unpleasant smell and taste of the tap water running[...]

Domestic Reverse Osmosis Troubleshooting Guide

Domestic Reverse Osmosis Troubleshooting Guide The following information and chart listed below is intended to[...]

Common Water Problems and Solutions

Common Drinking Water Problems and Solutions The following information and chart listed below is intended[...]

Water Filtration vs Water Purification

What is the difference between Filtered Water and Purified Water? With so many different water[...]

Search for a specific item

Looking for something specific, start typing your keyword in the search bar below and the product should appear in the drop down list

TOP 10 BEST BUYS AT OSMOTECH

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set

R97.90

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set – Twin Pack

R195.80

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set with Post Carbon Filter

R137.60

20Inch Big Blue Replacement Filter Cartridges

3 Stage 20Inch Big Blue Filter Set – Standard

R546.50

20Inch Big Blue Replacement Filter Cartridges

3 Stage 20Inch Big Blue Filter Set – Carbon

R786.50

20Inch Big Blue Replacement Filter Cartridges

3 Stage 20Inch Big Blue Filter Set – Descale

R1,584.50

PRODUCTS ON SALE

Sale!
Original price was: R738.50.Current price is: R559.50.
Sale!
Original price was: R5,117.50.Current price is: R4,449.50.
Sale!
Original price was: R724.50.Current price is: R507.50.
Sale!
Original price was: R1,293.75.Current price is: R970.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R2,795.50.Current price is: R2,329.50.
Sale!
Original price was: R6,900.00.Current price is: R5,175.00.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R5,995.50.Current price is: R5,213.50.
Sale!
Original price was: R1,325.00.Current price is: R854.50.
Sale!

Domestic Reverse Osmosis Purification Systems

75GPD 5 Stage Reverse Osmosis System with Pump

Original price was: R2,975.50.Current price is: R2,587.50.
Sale!
Original price was: R662.50.Current price is: R517.50.
Sale!
Original price was: R6,054.50.Current price is: R4,843.50.
Sale!
Original price was: R765.50.Current price is: R655.50.
Sale!

Domestic Reverse Osmosis Purification Systems

50GPD 5 Stage Reverse Osmosis System with Pump

Original price was: R2,956.50.Current price is: R2,570.50.
Sale!

Domestic Reverse Osmosis Purification Systems

200GPD 5 Stage Reverse Osmosis System with Pump

Original price was: R3,665.50.Current price is: R3,139.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!

Domestic Reverse Osmosis Purification Systems

600GPD Pure Water RO System with Booster Pump

Original price was: R5,356.50.Current price is: R4,657.50.
Sale!

Ultraviolet (UV) Sterilizers

6 Watt Ultraviolet (UV) Sterilizer

Original price was: R503.70.Current price is: R425.50.
Sale!

Big Blue Filter Systems

3 Stage 20Inch Big Blue Descale Unit

Original price was: R3,935.50.Current price is: R3,419.50.
Sale!

Domestic Reverse Osmosis Purification Systems

400GPD Pure Water RO System with Booster Pump

Original price was: R4,464.50.Current price is: R3,881.50.
Sale!
Original price was: R2,553.00.Current price is: R2,106.50.
Sale!
Original price was: R2,385.50.Current price is: R1,899.50.
Sale!
Original price was: R7,475.00.Current price is: R5,607.00.
Sale!
Original price was: R3,348.50.Current price is: R2,911.50.
Sale!

Ultraviolet (UV) Sterilizers

55 Watt Ultraviolet (UV) Sterilizer

Original price was: R2,999.50.Current price is: R2,135.00.
Sale!
Original price was: R1,407.00.Current price is: R1,214.40.
Sale!
Original price was: R765.50.Current price is: R655.50.
Sale!
Original price was: R1,018.50.Current price is: R888.50.
Sale!
Original price was: R3,450.00.Current price is: R2,799.50.
Sale!
Original price was: R8,625.00.Current price is: R6,469.00.
Sale!
Original price was: R1,725.00.Current price is: R1,509.50.
Sale!
Original price was: R1,018.50.Current price is: R888.50.
Sale!
Original price was: R2,069.50.Current price is: R1,799.50.
Sale!

Domestic Reverse Osmosis Purification Systems

150GPD 5 Stage Reverse Osmosis System with Pump

Original price was: R3,214.50.Current price is: R2,794.50.
Sale!

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Reverse Osmosis (RO) Post HD50 Hydrogen-Rich Technical Filter Cartridge

Original price was: R678.50.Current price is: R509.50.
Sale!

Filter Media

pH Fix – Calcite

Original price was: R845.50.Current price is: R735.00.
Sale!
Original price was: R1,908.50.Current price is: R1,659.50.
Sale!
Original price was: R1,018.50.Current price is: R888.50.
Sale!
Original price was: R4,509.50.Current price is: R3,607.50.
Sale!
Original price was: R1,325.00.Current price is: R854.50.
Sale!
Original price was: R7,019.50.Current price is: R5,615.50.
Sale!
Original price was: R4,369.50.Current price is: R3,799.50.
Sale!
Original price was: R662.50.Current price is: R517.50.
Sale!
Original price was: R1,725.00.Current price is: R970.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R1,725.00.Current price is: R1,509.50.
Sale!
Original price was: R8,593.50.Current price is: R7,472.50.
Sale!
Original price was: R3,545.50.Current price is: R2,835.50.
Sale!
Original price was: R662.50.Current price is: R517.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R2,875.50.Current price is: R2,499.50.
Sale!

Filter Media

Katalox Light

Original price was: R3,322.50.Current price is: R2,889.50.
Sale!
Original price was: R1,325.00.Current price is: R854.50.
Sale!
Original price was: R1,293.75.Current price is: R970.50.

BUY BULK AND SAVE

Sale!
Original price was: R1,725.00.Current price is: R1,509.50.
Sale!
Original price was: R1,725.00.Current price is: R1,509.50.
Sale!
Original price was: R1,293.75.Current price is: R970.50.
Sale!
Original price was: R1,293.75.Current price is: R970.50.
Sale!
Original price was: R1,725.00.Current price is: R970.50.
Sale!
Original price was: R6,900.00.Current price is: R5,175.00.
Sale!
Original price was: R7,475.00.Current price is: R5,607.00.
Sale!
Original price was: R8,625.00.Current price is: R6,469.00.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R1,695.00.Current price is: R1,425.50.
Sale!
Original price was: R2,553.00.Current price is: R2,106.50.
Sale!
Original price was: R1,407.00.Current price is: R1,214.40.

Domestic Reverse Osmosis Purification Systems

Select from various Domestic Reverse Osmosis Purification Systems.

From 50GPD to 800GPD.

Shop Now
Sale!

Domestic Reverse Osmosis Purification Systems

50GPD 5 Stage Reverse Osmosis System with Pump

Original price was: R2,956.50.Current price is: R2,570.50.
Sale!

Domestic Reverse Osmosis Purification Systems

150GPD 5 Stage Reverse Osmosis System with Pump

Original price was: R3,214.50.Current price is: R2,794.50.
Sale!

Domestic Reverse Osmosis Purification Systems

200GPD 5 Stage Reverse Osmosis System with Pump

Original price was: R3,665.50.Current price is: R3,139.50.
Sale!

Domestic Reverse Osmosis Purification Systems

75GPD 5 Stage Reverse Osmosis System with Pump

Original price was: R2,975.50.Current price is: R2,587.50.
Sale!

Domestic Reverse Osmosis Purification Systems

400GPD Pure Water RO System with Booster Pump

Original price was: R4,464.50.Current price is: R3,881.50.
Sale!

Domestic Reverse Osmosis Purification Systems

600GPD Pure Water RO System with Booster Pump

Original price was: R5,356.50.Current price is: R4,657.50.

Big Blue / Point-of-Entry Filtration Units

Select from various Big Blue / Point-of-Entry Filtration Units.

From 2 Stage to 3 Stage with UV Sterilizer.

Shop Now
Sale!
Original price was: R2,875.50.Current price is: R2,499.50.
Sale!
Original price was: R5,117.50.Current price is: R4,449.50.
Sale!

Big Blue Filter Systems

3 Stage 20Inch Big Blue Descale Unit

Original price was: R3,935.50.Current price is: R3,419.50.
Sale!
Original price was: R2,069.50.Current price is: R1,799.50.
Sale!
Original price was: R4,369.50.Current price is: R3,799.50.
Sale!
Original price was: R3,545.50.Current price is: R2,835.50.
Sale!
Original price was: R6,054.50.Current price is: R4,843.50.
Sale!
Original price was: R4,509.50.Current price is: R3,607.50.
Sale!
Original price was: R7,019.50.Current price is: R5,615.50.

Reverse Osmosis Replacement Filters

Select from various Reverse Osmosis Filters, Membrane, Filters Sets and Mineral Add-on Filters.

From 50GPD Filter Sets to 200GPD Filter Sets.

Shop Now

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set

R97.90

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set – Twin Pack

R195.80

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set with Post Carbon Filter

R137.60

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set – Twin Pack with Post Carbon Filter

R235.50

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set with Post Carbon Filter(FAT)

R283.10

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set – Twin Pack with Post Carbon Filter(FAT)

R341.20
Out of stock

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set with Post Carbon and Alkaline Filter

R251.30
Out of stock

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set – Twin Pack with Post Carbon and Alkaline Filter

R349.20

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set with Post Carbon and Mineral Filter

R309.50

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set – Twin Pack with Post Carbon and Mineral Filter

R407.40

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set with Post Carbon and Bio-Ceramic Filter

R375.60

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set – Twin Pack with Post Carbon and Bio-Ceramic Filter

R473.50

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set with Post Carbon and 4in1 Mineral Filter

R399.50
R497.30

Domestic Reverse Osmosis Replacement Filter Cartridges

Reverse Osmosis Pre-Filter Set with Post Carbon, Mineral and Bio-Ceramic Filter

R547.60

Domestic Reverse Osmosis Membranes

ULP1812-50GPD Vontron Reverse Osmosis Membrane

R276.00

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Standard String Wound Filter – 1mic

R34.50

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Standard String Wound Filter – 5mic

R34.50

Domestic Reverse Osmosis Replacement Filter Cartridges

10″ Standard Nylon Mesh Filter – 100 micron

R121.90

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Standard Activated Carbon (GAC) Filter

R51.75

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Standard Carbon Block (CTO) Filter

R51.75

Domestic Reverse Osmosis Replacement Filter Cartridges

Post Carbon Filter – Coal Base – 1/4Inch NPTF

R69.00

Domestic Reverse Osmosis Replacement Filter Cartridges

Nano Silver Anti-Bacteria Carbon Filter Cartridge

R282.50

Domestic Reverse Osmosis Replacement Filter Cartridges

Post Carbon Filter – Charcoal Base – 1/4Inch NPTF

R165.00

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Reverse Osmosis (RO) 4in1 Mineral Filter

R197.90

Domestic Reverse Osmosis Replacement Filter Cartridges

10 Inch Reverse Osmosis (RO) 4in1 Mineral Filter – Add On Kit

R244.20

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Reverse Osmosis (RO) Mineral Filter

R149.40

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Reverse Osmosis (RO) Mineral Filter – Add On Kit

R182.50

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Reverse Osmosis (RO) Far Infared Bio Ceramic Filter

R181.20

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Reverse Osmosis (RO) Far Infared Bio Ceramic Filter – Add On Kit

R227.50
Out of stock

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Reverse Osmosis (RO) Alkaline Filter

R124.50
Out of stock

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Reverse Osmosis (RO) Alkaline Filter – Add On Kit

R173.50
Sale!

Domestic Reverse Osmosis Replacement Filter Cartridges

10Inch Reverse Osmosis (RO) Post HD50 Hydrogen-Rich Technical Filter Cartridge

Original price was: R678.50.Current price is: R509.50.
Sale!
Original price was: R738.50.Current price is: R559.50.

Domestic Reverse Osmosis Membranes

ULP1812-75GPD Vontron Reverse Osmosis Membrane

R299.00

Domestic Reverse Osmosis Membranes

ULP1812-100GPD Vontron Reverse Osmosis Membrane

R345.00
R345.00
R402.50

Domestic Reverse Osmosis Membranes

150GPD Reverse Osmosis (RO) Membrane – Canature

R575.00

Domestic Reverse Osmosis Membranes

200GPD Reverse Osmosis (RO) Membrane – Jo-Tech

R906.00
Out of stock

Domestic Reverse Osmosis Membranes

3012-400GPD Pure Water Reverse Osmosis (RO) Membrane

R999.50

Domestic Reverse Osmosis Membranes

3013-400GPD Pure Water Reverse Osmosis (RO) Membrane

R999.50
Out of stock

Domestic Reverse Osmosis Membranes

ULP3012-400GPD Vontron Reverse Osmosis Membrane

R1,610.00
Out of stock

Domestic Reverse Osmosis Membranes

ULP3013-400GPD Vontron Reverse Osmosis Membrane

R1,610.00

Domestic Reverse Osmosis Membranes

ULP3013-600GPD Pure Water Reverse Osmosis Membrane

R1,406.80

Big Blue Replacement Filters

Select from various Big Blue Filter Sets and Filters Elements.

From Standard Filter Sets to Descale Filter Sets.

Shop Now

20Inch Big Blue Replacement Filter Cartridges

3 Stage 20Inch Big Blue Filter Set – Standard

R546.50

20Inch Big Blue Replacement Filter Cartridges

3 Stage 20Inch Big Blue Filter Set – Carbon

R786.50

20Inch Big Blue Replacement Filter Cartridges

3 Stage 20Inch Big Blue Filter Set – Descale

R1,584.50

20Inch Big Blue Replacement Filter Cartridges

20Inch Big Blue (BB) PP Sediment Filter – 1 micron

R163.90

20Inch Big Blue Replacement Filter Cartridges

20Inch Big Blue (BB) PP Sediment Filter – 5 micron

R163.90

20Inch Big Blue Replacement Filter Cartridges

20Inch Big Blue (BB) PP Sediment Filter – 10 micron

R168.50

20Inch Big Blue Replacement Filter Cartridges

20Inch Big Blue (BB) PP Sediment Filter – 20 micron

R168.50

20Inch Big Blue Replacement Filter Cartridges

20Inch Big Blue (BB) PP Sediment Filter – 50 micron

R168.50

20Inch Big Blue Replacement Filter Cartridges

20Inch Big Blue (BB) PP Sediment Filter – 100 micron

R168.50
Out of stock
R239.50
Out of stock
R239.50
R239.50
R239.50
Out of stock
R239.50
Out of stock
R239.50
Out of stock

20Inch Big Blue Replacement Filter Cartridges

20″ Big Blue Darlly Premium String Wound Sediment Filter – 1mic

R336.50
Out of stock

20Inch Big Blue Replacement Filter Cartridges

20″ Big Blue Darlly Premium String Wound Sediment Filter – 5mic

R336.50
Out of stock

20Inch Big Blue Replacement Filter Cartridges

20″ Big Blue Darlly Premium String Wound Sediment Filter – 10mic

R336.50

20Inch Big Blue Replacement Filter Cartridges

20″ Big Blue Darlly Premium String Wound Sediment Filter – 20mic

R336.50
Out of stock

20Inch Big Blue Replacement Filter Cartridges

20″ Big Blue Darlly Premium String Wound Sediment Filter – 50mic

R336.50

20Inch Big Blue Replacement Filter Cartridges

20Inch Big Blue (BB) Carbon Block (CTO) Filter

R234.50

20Inch Big Blue Replacement Filter Cartridges

20Inch Big Blue (BB) Granular Activated Carbon (GAC) Filter

R425.50

Empty Filter Cartridges

Select from various sizes of empty filter cartridges for various types of filter media.

From standard 10″ Standard to 20″ Big Blue.

Empty Refillable Filter Cartridges

10Inch Standard Empty Refillable Cartridge Clear

R113.50

Empty Refillable Filter Cartridges

10Inch Standard Empty Refillable Cartridge White

R92.50

Empty Refillable Filter Cartridges

10Inch Big Blue Empty Cartridge White

R260.50

Empty Refillable Filter Cartridges

20Inch Standard (Slimline) Empty Cartridge White

R172.50

Empty Refillable Filter Cartridges

20Inch Big Blue Empty Cartridge White

R505.50

Filter Housings

Select from various sizes of filter housings for various types of filter cartridges and filter media.

From standard 10″ Standard to 20″ Big Blue.

Out of stock
R899.00
Out of stock

Filter Media

Select from various types of filter media.

Sale!
Original price was: R3,450.00.Current price is: R2,799.50.

Reverse Osmosis Faucets

Select from various Reverse Osmosis Faucets.

From Standard Reverse Osmosis Faucets to 3in1 Faucets.

Shop Now

Ultraviolet Sterilizers

Select from various UV Sterilizers and Replacement Parts.

From Complete Units to replacement Bulbs, Orings, Ballasts to Quartz Sleeves.

Shop Now

Accessories & Parts

55Watt UV Bulb

R664.50

Accessories & Parts

55Watt UV Ballast

R563.50
Sale!

Ultraviolet (UV) Sterilizers

55 Watt Ultraviolet (UV) Sterilizer

Original price was: R2,999.50.Current price is: R2,135.00.

Accessories & Parts

55Watt UV Quartz Sleeve

R664.50

Reverse Osmosis Booster Pumps & Transformers & Electrical Parts

Select from various sizes Reverse Osmosis Booster Pumps and Transformer.

From the standard 24v 1.8l/min up to 48v 3.3l/min.

Shop Now
R115.00

Accessories & Parts

24VDC Solenoid Valve

R179.90

Accessories & Parts

24VDC Solenoid Valve

R345.00

Accessories & Parts

AC220V Solenoid Valve

R345.00

Accessories & Parts

24VDC 1.2A Power Adaptor

R345.00

Accessories & Parts

24VDC 2A Power Adaptor

R552.00

Accessories & Parts

36VDC 2A Power Adaptor

R866.90

Accessories & Parts

48VDC 2.3A Power Adaptor

R885.50

Accessories & Parts

48VDC 5A Power Adaptor

R1,828.50

Accessories & Parts

Pump Spare Diaphragm Set

R149.50

Accessories & Parts

Booster Pump Head for LF-30L

R399.00
Out of stock
Out of stock
R1,955.00

Leo Pumps

Select from various Leo Booster & Irrigation Pumps, Pool & Pond Pumps and Borehole Pump & Motor Combo Kits.

View our Leo range for reliability and quality.

Shop Now
Sale!
Original price was: R8,593.50.Current price is: R7,472.50.
Sale!
Original price was: R1,908.50.Current price is: R1,659.50.
Sale!
Original price was: R3,348.50.Current price is: R2,911.50.
Sale!
Original price was: R5,995.50.Current price is: R5,213.50.
Out of stock
R5,370.80

Why Us You Ask?

We are more than just another online store. We enjoy what we do, we take pride and we’re good at it!

Latest News

Reverse Osmosis Maintenance

Reverse Osmosis System Maintenance

Product Knowledge

How Does a Reverse Osmosis Water System Works?

Water Treatment

Water Filtration vs Water Purification

Trouble Shooting Guide

Domestic Reverse Osmosis Troubleshooting Guide

Water Problem and Solutions

Is My Municipal Water Safe To Use?

Water Problem and Solutions

Common Water Problems and Solutions