IWS Copper Discs – Root Control for Flood & Drain Pots
IWS Copper Discs – Root Control for Flood & Drain Pots
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Description
Stop Roots Blocking Your IWS System
The IWS Copper Disc is a simple genuine spare that solves one of the most common headaches in a flood and drain room. It sits copper side up in the bottom of your IWS inner pot, preventing roots from penetrating downwards and blocking up the system. Left alone, a healthy root mass grows out of the pot base, works into the pipework and chokes the return line - drainage turns sluggish, pots stay flooded too long, oxygen at the root zone drops and you end up with weak roots, poor nutrient uptake and stalled, slow-growing plants. A disc fitted at set-up prevents all of it in a couple of minutes. Available in 170mm and 250mm.
Key Benefits
- Prevents root ingress into glands, drains and return pipework
- Keeps drainage consistent, so every pot floods and empties as designed
- Two sizes - 170mm and 250mm to suit standard IWS inner pots
- Genuine IWS component, sized to drop straight in with no trimming
- Reusable - rinse off between crops and refit
How to Use
- Fit at set-up: place the disc flat in the base of the IWS inner pot before adding substrate
- Orientation: the copper side must face up, towards the root ball
- Size matching: choose 170mm or 250mm so it sits flat without curling
- Then fill: add clay pebbles, coco or your chosen medium on top and plant as normal
- Between crops: lift out, rinse off salts and root debris, and refit
Technical Specifications
- Brand: IWS (Global Air Supplies)
- Product type: copper root control disc, system spare
- Material: copper-faced disc
- Use: in the base of the IWS inner pot
- Function: stops roots growing down into the pipework
- Reusable: yes
| By size | 170mm Copper Disc | 250mm Copper Disc |
|---|---|---|
| Diameter | 170 mm | 250 mm |
| Fits | Aqua and Culture inner pots | punched inner pot |

FREE Express Delivery on orders over £99. We aim to post same day on Express Delivery — order by 3pm Mon–Fri — and delivery takes 1–2 working days. A few harder-to-stock or large, bulky items can take a little longer — we'll tell you if that applies to your order. Heavy-item surcharges are always shown at checkout before you pay — we only ever charge what delivery costs us. Prefer to collect? Free pickup at our Wembley store.
