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Seachem Onyx Sand 7Kg Aquarium Substrate
Seachem Onyx Sand 7Kg Aquarium Substrate
Seachem Onyx Sand 7Kg Aquarium Substrate
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Seachem Onyx Sand 7Kg Aquarium Substrate

Marsoni M251S
Sale price$21.99
Pay 4 payments of $5.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Seachem Onyx Sand 7Kg Aquarium SubstrateSeachem Onyx Sand is a naturally dark grey sand that perfectly complements and enhances the appearance of any aquarium. It provides not only iron and other minerals but supports optimal KH levels for freshwater planted aquariums. Being carbonate rich, Onyx Sand provides an advantage to any plants able to utilize bicarbonates. Although ideally suited to planted aquaria, it may be used in any aquarium environment. Seachem Onyx Sand is most effective
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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4.4 ★★★★★
Based on 691 reviews
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Verified Purchase
Maribel Diaz
Omaha, US
★★★★★ 5
Great Quality
Size: 120g 8.5" x 11"
This product has been my go to for sublimation. Images are vibrant and doesn’t lose its shine.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 14, 2026
P
Verified Purchase
Pixiestik1
Waukegan, US
★★★★★ 5
Quality Paper Gives Great Results
Size: 120g 8.5" x 11"
Works well for Sublimation done thru Ink Jet Printers. Quality material and the finished heating provided great results in my projects. I used in conjunction with the Hiipoo Sublimation Ink and they made beautiful results with no issues. Thank you.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 30, 2026
R
Verified Purchase
Ronda
Lake Worth, US
★★★★★ 5
Great product
Size: 120g 8.5" x 11"
Worked great in my Epson EcoTank. Color was excellent and the price is right.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 10, 2026
W
Verified Purchase
Whitetyger68
Battle Creek, US
★★★★★ 4
good product
Size: 120g 8.5" x 11"
works well for my eye blanks
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 16, 2025
K
Verified Purchase
KimE.
Houston, US
★★★★★ 5
Great sublimation paper
Size: 120g 8.5" x 14"
I like using this paper and have purchased numerous times. The one I buy the paper is a little thicker and the designs print beautiful vibrant colors.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026

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