DI Resin Refill 1L

DI Resin Refill 1L

DI Resin Refill 1L is a deionisation (DI) resin refill for reverse osmosis (R.O.) units, supplied as 1 litre of resin for topping up the DI chamber. It is made for reef keepers, aquarium owners and hydroponic growers who want the purest water their R.O. system can deliver.

Key Benefits

• Removes residual salts and mineral ions that an R.O. membrane may leave behind, giving you an extra polishing stage after reverse osmosis.
• Reduces TDS (Total Dissolved Solids) to virtually zero.
• Supports the water purity that matters in a reef aquarium, where top-tier water quality is critical to the health and longevity of aquatic life.
• Also suited to hydroponic gardens that need very clean source water.
• Designed for easy, mess-free refills, so maintenance stays quick and simple.
• Helps you keep your water free of unwanted contaminants.

How to Use

• Refill the DI chamber in your R.O. unit with the resin as needed.

Suitable For

• Reef aquariums and other aquariums where water purity is critical
• Hydroponic gardens
• Reverse osmosis systems with a DI chamber

What's Included

• 1 litre of DI resin refill

Frequently Asked Questions

What does DI resin do in an R.O. system?
It removes residual salts and mineral ions that the R.O. membrane may leave behind, reducing TDS to virtually zero.

How do I refill my R.O. unit with this resin?
Simply refill the DI chamber in your R.O. unit as needed. The refill is designed to be easy and mess-free.

Is this suitable for reef aquariums?
Yes. It is intended for applications like reef aquariums, where very pure water is critical to the health and longevity of aquatic life.

Can I use it for a hydroponic garden?
Yes. The resin can also be used to produce very pure water for hydroponic gardens.

How much resin is in the pack?
The pack contains 1 litre of premium quality DI resin.

When can I expect delivery?

• Gauteng (Jhb/Pta) - 1-3 working days
• Nationwide (Cpt/Dbn+) - 2-5 working days
• Outlying Areas - 3-7 working days

All orders are sent via Economy Road, typically through Fastway or Internet Express Couriers*. Estimated timeframes are not guaranteed. Once the order is collected by the courier, we have no control over third-party logistics and cannot make any time promises.

If you prefer a faster 🚀 shipping option, we also offer The Courier Guy during checkout in the dropdown selection. Please note that this option is not free, and you must choose it to use it. Please pay careful attention to the cutoff times and delivery timeframe for these options during checkout.

Enjoy the convenience of collection points and lockers! 📦

No more waiting at home or at work for your delivery. Simply choose a collection locker or pickup point and collect your order when it suits you.

Delivery times to lockers and pickup locations typically range from 2–7 working days, depending on your location.*

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Collection timeframes:

• Bob Box: Collect within 2 days of receiving your collection notification.
• PUDO Lockers: Collect within 36 hours of receiving your collection PIN or SMS notification.

If a PUDO parcel is not collected within 36 hours, it will automatically be transferred to the nearest PUDO Kiosk or Depot at no additional cost. The parcel will then be held there for approximately 2 days before being returned.

Please ensure you collect your parcel within the applicable collection period. Uncollected parcels will be returned to the sender, and additional shipping charges may apply should the order need to be resent.