Description
Enhance coral colouration and support reef health with Reef Essential® Bio-Kalium™ (250ml). Formulated with ionic and complexed potassium plus boron, this supplement intensifies red and pink coral colours while promoting essential biological functions.
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Intensifies Coral Colours – boosts red and pink pigmentation for vibrant displays
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Potassium + Boron Blend – supports nutrient transport and aragonite production
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Supports Coral Skeleton Growth – enhances bone growth and density when paired with Aragonite Enhancers™
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Part of a Complete System – designed for use with Bio-Enhance™, Bio-Metals™, and Bio-Gen™ for full-spectrum reef supplementation
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Reef Safe & Easy to Dose – suitable for dosing pumps, add directly to areas of high water flow
📦 Contents: Deionised water, Potassium, Boron
💧 Recommended Potassium Levels: 375–400ppm
⚖ Dosing:
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Lightly stocked: 0.50ml / 100L daily
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Moderately stocked: 0.75ml / 100L daily
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Heavily stocked: 1.00ml / 100L daily
1ml/100L raises potassium by 1.0ppm. Boron increases proportionally.
Delivery Information
| Delivery Option | Price | Speed | Best For |
|---|---|---|---|
| Free Local Delivery (Thanet) | FREE | 1–2 working days | CT8, CT9, CT10, CT11, CT12 postcodes |
| Economy (Royal Mail) | From £2.99 | 2–3 working days | Small/light items |
| Standard Courier | From £6.50 | 1–2 working days | Most orders |
| Express AM | From £9.99 | Next working day (AM) | Urgent orders |
| Saturday Delivery | From £12.50 | Saturday | Weekend delivery |
| Pallet / Large Goods | From £65 / free on qualifying mainland UK orders | 2–6 working days | Aquariums & heavy items |
All orders are fully tracked. Next-day cut-off is 1pm. Scotland, Islands & Northern Ireland rates calculated at checkout.
Payment & Security
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