Round Copper Disc – Large | IWS Inner Pot Root Control Disc
The Round Copper Disc – Large is designed for use with IWS inner pots, helping support cleaner, more controlled root development in hydroponic and drip feed systems. Simple, durable and easy to fit, it is a useful spare or replacement part for growers maintaining IWS systems and compatible pot setups.
- ✔ Large round copper disc for IWS inner pots
- ✔ Helps support root control in pot-based systems
- ✔ Ideal spare or replacement part for IWS setups
- ✔ Simple to position inside compatible inner pots
- ✔ Suitable for hydroponic and media-based grow systems
£2.00 incl. Vat
77 in stock
🌱 Round Copper Disc – Large — Guide & Product Information
🟤 Large Copper Disc for IWS Inner Pots
The Round Copper Disc – Large is a practical spare part designed for use with IWS inner pots. It helps support root control within compatible hydroponic and media-based pot systems, making it useful for growers maintaining IWS layouts, replacing worn parts or building custom pot configurations.
Copper discs are commonly used in pot-based irrigation systems to help discourage roots from growing into unwanted areas, supporting better system function and easier maintenance over time.
- ✔ Designed for large IWS inner pots
- ✔ Helps manage root growth inside compatible pot systems
- ✔ Useful spare for system servicing and maintenance
Browse compatible systems and spares in our Grow Systems range, or view our Pipe & Fittings category for related replacement parts.
🔧 Ideal for IWS System Maintenance
If you run an IWS system, keeping small components in good condition helps maintain consistent water movement, drainage and root-zone performance. The Round Copper Disc – Large is a simple but important part for growers who want to keep inner pots working efficiently.
- ✔ Replacement part for compatible IWS inner pots
- ✔ Helps keep pot systems tidy and functional
- ✔ Useful for regular system checks and servicing
For full system setups, browse our IWS Kits & Spares category or view our IWS Dripper Systems – 6, 12, 24, 36 & 48 Pot.
🌿 Suitable for Hydroponic & Media-Based Growing
The Round Copper Disc – Large can be used as part of compatible pot systems across several growing styles, depending on the pot and system setup. It is particularly useful where root-zone control and clean system function are important.
- ✔ Suitable for IWS-style hydroponic systems
- ✔ Useful with compatible pot and media setups
- ✔ Helps support long-term system maintenance
Browse compatible media in our Coco Grow Media, Soil Grow Media and Hydroponic Media categories.
💻 Technical Specifications
- ✔ Product: Round Copper Disc – Large
- ✔ Type: Copper disc / IWS inner pot accessory
- ✔ Size: Large
- ✔ Compatibility: Suitable for compatible IWS inner pots
- ✔ Application: Root-zone control, pot maintenance and system servicing
🏡 Ideal Uses
- ✔ IWS inner pot maintenance
- ✔ Replacement part for compatible systems
- ✔ Supporting root control in hydroponic pot systems
- ✔ Keeping pot systems cleaner and easier to service
📏 Setup & Usage Tips
- ✔ Check compatibility with your IWS inner pot before fitting
- ✔ Inspect discs during system cleaning or media changes
- ✔ Replace worn or damaged discs to maintain system performance
- ✔ Keep related pipework and fittings clean to avoid blockages
For accurate nutrient mixing during system maintenance, use a Measuring Jug, Measuring Syringe or 5ml Pipette.
❓ FAQ
What is the Round Copper Disc – Large used for?
It is used with compatible IWS inner pots to help support root control and system maintenance in pot-based hydroponic or media systems.
Is this suitable for IWS inner pots?
Yes — the live product page describes it as perfect for IWS inner pots.
Is this a replacement part?
Yes — it is useful as a replacement or spare part for compatible IWS systems and inner pot setups.
Can it be used with coco or soil systems?
It can be used where the pot system is compatible, including media-based setups such as coco, soil or mixed media systems.

