Nishikigoi
Oyster Shell
Rs 600.00
Island-wide deliveryThe exact delivery charge is calculated and shown at checkout.
Check before orderingReview the dimensions, compatibility and specifications in the description before ordering.
Out of stockWe will tell you the moment it lands. Most items are back within days.
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Oyster Shell
| NAME | Oyster Shell |
| ACTIVE INGREDIENT | Calcium Carbonate (CaCO₃.) app. 95% |
| USED FOR | Buffering pH - Preventing pH crashes |
| Maintaining KH (Calcium Hardness) of Water |
| DOSAGE |
| One (1) kg | 1,000 Litres Water |
| Replace with new Oyster Shell | Every 3 - 6 Months |
| Please note, that the rate of Oyster Shells dissolving, will vary from pond to pond. |
Japanese Koi Farmers have been using Oyster Shell for generations to maintain a stable pH, they use Oyster Shell as their only pH buffering media.
BrandNishikigoi
TypeWater
Shipping weight1.0 kg
Price per kg
SKUNK-OYSTERSHELL-01
Barcode
AvailabilityOut of stock
Island-wide delivery, charged by weight
Delivery is priced on the total weight of your order in one-kilogram bands, anywhere in Sri Lanka. It starts at Rs 450 for orders up to 1 kg and rises by Rs 110 a band — Rs 1,990 at 14–15 kg and Rs 2,650 at 20–21 kg. Heavy and bulk orders are covered too. The exact charge is calculated and shown at checkout before you pay.
Returns
If the item arrives damaged or incorrect, contact us on WhatsApp within 48 hours with clear photos. Unused returns should remain clean, complete and in the original packaging.
Up to 1 kgRs 450
2 kgRs 560
3 kgRs 670
5 kgRs 890
10 kgRs 1,440
15 kgRs 1,990
20 kgRs 2,540
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