Seachem Aquarium Sand Onyx - 7 kg (15.4 lbs)
Seachem Onyx 7kg Planted or Rift Lake Malawi Tang Aquarium Fish Tank Substrate
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Feb 2026)
Based on a total of 22,153 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
Will usually delivered within 2 - 3 working days of receiving cleared payment.
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£21.94
Free Delivery
Seachem Onyx Sand, 7 kg / 15.4 lbs
In stock
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£21.99
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Seachem Onyx Sand, 7 kg / 15.4 lbs
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£22.10
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Seachem Onyx Sand 7kg Dark Grey Substrate Plant-Friendly Aquarium Fish Tank
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Feb 2026)
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 2 - 3 working days of receiving cleared payment.
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£22.18
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Seachem Onyx Sand 7kg Dark Grey Substrate Plant-Friendly Aquarium Fish Tank
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Feb 2026)
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 2 - 3 working days of receiving cleared payment.
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£22.45
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SEACHEM ONYX Planted or Rift Lake Malawi Cichlid Aquarium Fish Tank SUBSTRATE
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Feb 2026)
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 2 - 3 working days of receiving cleared payment.
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£22.74
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Seachem Flourite 7kg Planted Aquarium Fish Tank Substrate Red Dark Black Sand
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Feb 2026)
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 22,153 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 2 - 3 working days of receiving cleared payment.
PayPal
PayPal
Visa
Visa
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Mastercard
£22.99
Free Delivery
Seachem Onyx Sand, 7 kg / 15.4 lbs
In stock
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£23.71
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Seachem Onyx Sand - 7 kg
Overall Rating: 3.5 / 5 (average from multiple review sources, as of 25 Feb 2026)
Based on a total of 50 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 50 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Delivery in 6 working days.
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£36.00
£5,14 / kg
Delivery from £8.90
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Seachem Onyx 7kg Planted or Rift Lake Malawi Tang Aquarium Fish Tank Substrate - Details
▶ Finding you the best price!
We have found 9 prices for Seachem Onyx 7kg Planted or Rift Lake Malawi Tang Aquarium Fish Tank Substrate. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
Seachem Onyx 7kg Planted or Rift Lake Malawi Tang Aquarium Fish Tank Substrate - Price Information
- Cheapest price: £21.94
- The cheapest price is offered by ebay.co.uk. You can order the product there.
- The price range for the product Seachem Onyx 7kg Planted or Rift Lake Malawi Tang Aquarium Fish Tank Substrate is €£21.94to €£36.00 with a total of 9 offers.
- Payment methods: The online shop ebay.co.uk supports: PayPal, Visa, Mastercard
- Delivery: The shortest delivery time is Will usually delivered within 2 - 3 working days of receiving cleared payment. working days offered by ebay.co.uk.
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Cheapest offer
Brand: seachem / Tank Capacity: Fish / Type: Sand / EAN: 0000116350501 / GTIN: 0000116350501 / Water Type: Fresh / UPC: 0000116350501 / eBay Product ID (ePID): 2218354535 / MaturityScore: 8.0 / ProductTitle: Seachem Onyx Sand 7kg Fish Tank Substrate / Weight: 7.1 kg / Colour: Onyx Planted 7kg
£21.94
Will usually delivered within 2 - 3 working days of receiving cleared payment.
ebay.co.uk
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