Nano Silver Water Cartridge for RO Plants
This nano silver water cartridge from Axtron is an inline post filter for domestic RO plants. It contains nano silver media, which has an antibacterial effect, and it’s fitted after the RO membrane as one of the final stages before water reaches your glass. It fits all standard domestic RO plants in Pakistan. You can buy it at our shops in Multan, Lahore and Bahawalpur, or order it with cash on delivery anywhere in Pakistan.
What a Nano Silver Filter Adds to Your RO Plant
Your RO membrane does the main purification work and reduces TDS and dissolved salts. After the membrane, the water still passes through post filters, pipes and the storage tank before it reaches your tap.
The nano silver filter adds antibacterial protection at this final part of the system. That’s why it sits after the membrane rather than before it.
What it does not do:
- It doesn’t reduce TDS. The RO membrane does that.
- It doesn’t remove dirt. The PPF sediment filter does that.
- It doesn’t remove smell. The GAC and CTO carbon filters do that.
Each stage has its own job, and the nano silver cartridge’s job is antibacterial protection.
Where the Nano Silver Cartridge Fits
The nano silver cartridge is a post filter and always goes after the RO membrane. It’s an inline cartridge that connects in the water line rather than sitting in a 10 inch housing.
The stages after the membrane are flexible and can be chosen according to your water and what you need:
- 7 stage RO plants usually include nano silver as one of the post filters.
- 8 stage RO plants usually use it alongside the post carbon, mineral and alkaline cartridges.
- 6 stage RO plants can have it fitted in place of, or as well as, another post filter.
The first four stages stay the same in every plant: PPF, GAC, CTO, then the RO membrane.
Specifications
| Brand | Axtron |
| Type | Nano silver water cartridge (inline post filter) |
| Inside | Nano silver media |
| What it does | Antibacterial protection after the RO membrane |
| Position | After the RO membrane |
| Fits | All standard domestic RO plants in Pakistan |
| Replacement | Once a year at most |
When to Replace Your Nano Silver Cartridge
Like every cartridge after the RO membrane, the nano silver cartridge lasts one year at most. An old cartridge can’t give the protection it was fitted for, so change it on time even if water still flows through it normally.
The easiest way is to change it together with your other post filters and membrane once a year. The 7 stage RO filter replacement deal and the 8 stage RO filter replacement deal both include the nano silver cartridge with every other filter, and cost less than buying the items separately.
Your pre-filters need much more frequent changes. From our field experience, change the PPF sediment filter every 15–30 days and the GAC and CTO every 3 months at most.
Other Post Filters for Your RO Plant
| Cartridge | Its job |
|---|---|
| Post carbon cartridge | Final taste polish after the membrane |
| Mineral cartridge | Adds minerals back into RO water |
| Nano silver cartridge (this product) | Antibacterial protection |
| Alkaline cartridge | Maintains pH at 8–9.5 |
Buy Nano Silver Water Cartridge in Multan, Lahore and Bahawalpur
Visit any Axtron shop to buy the cartridge, have it fitted, or ask which post filters suit your water. Our head office is in Multan.
Multan (Head Office)
5FP4+CXF, Akbar Road, Tipu Sultan Colony, Multan 60000
0302-1635555 · 0300-4773040 · 061-4544442
Lahore
91-A Feroz Pur Road, Lahore
0304-8205829 · 042-37502222
Bahawalpur
Opposite Sadiq Public School, Ahmad Pur East Road, Bahawalpur
0302-7401250 · 062-2201005
Timings: Saturday to Thursday, 10:00 AM – 7:00 PM. Friday closed.
Email: info@axtronpakistan.com
In Multan, Lahore and Bahawalpur, our own technicians can fit it for you. In other cities, we can connect you with an independent local technician on WhatsApp, who quotes and collects the charges directly. We deliver across Pakistan with cash on delivery, and fitting videos are on our Facebook and Instagram pages. In Multan, visit our water filter shop in Multan. In Lahore, see RO plant in Lahore.
Frequently Asked Questions
What does a nano silver water cartridge do?
It adds antibacterial protection after the RO membrane, using nano silver media inside the cartridge.
Where is the nano silver filter fitted?
After the RO membrane, as a post filter. It’s an inline cartridge that connects in the water line.
Can I add a nano silver cartridge to a 6 stage RO plant?
Yes. The stages after the membrane can be changed according to your water and needs, so nano silver can be added to a 6 stage plant.
How long does a nano silver cartridge last?
One year at most, the same as every other cartridge after the RO membrane.
Does the nano silver filter reduce TDS?
No. The RO membrane reduces TDS. The nano silver cartridge adds antibacterial protection after it.
Will it fit my RO plant?
Yes. It fits all standard domestic RO plants in Pakistan.
Where can I buy a nano silver filter in Multan?
At the Axtron head office on Akbar Road, Tipu Sultan Colony, Multan, open Saturday to Thursday, 10 AM to 7 PM. Call 0302-1635555 to check stock.
Do you deliver nano silver cartridges to other cities?
Yes. We deliver across Pakistan with cash on delivery.



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