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Rock & Substrate

Rock & Substrate

Aquarium Substrate for marine and reef aquariums from Caribsea, Seachem, BioTek Marine and Brightwell Aquatics.

First Time Customers Use Coupon Code: WELCOMEExtra 10% With Account Checkout to Save 10%
15% Off Hanna Instruments & 20% Off ATI Straton LED Lights.

Items 1-36 of 74

Set Descending Direction
  1. Tideline Naturescapes Eco Reef Rock Premium - 44lbs

    Tideline Naturescapes Eco Reef Rock Premium - 44lbs

    $349.99
    This product will be back ordered
    Add to Wish List
  2. Tideline Naturescapes Reef Rock Slab 44lbs

    Tideline Naturescapes Reef Rock Slab 44lbs

    $349.99
    This product will be back ordered
    Add to Wish List
  3. Tideline Naturescapes Reef Rock Arches 37lbs

    Tideline Naturescapes Reef Rock Arches 37lbs

    $339.99
    This product will be back ordered
    Add to Wish List
  4. Tideline Naturescapes Reef Rock Branch 37lbs

    Tideline Naturescapes Reef Rock Branch 37lbs

    $299.99
    This product will be back ordered
    Add to Wish List
  5. Bitoek Marine WYSIWYG Rare Premium Rock- ARKPR-2 6.6lb.

    Bitoek Marine WYSIWYG Rare Premium Rock- ARK... WYSIWYG Rare Premium Rock- ARKPR-2 6.6lb.

    $17.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  6. Biotek Marine ARK Frag Rock- 2 Frag Holes- 5″× 6″

    Biotek Marine ARK Frag Rock- 2 Frag Holes- 5... ARK Frag Rock- 2 Frag Holes- 5″× 6″

    $24.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  7. Biotek Marine WYSIWYG Premium Shelf Rock- ARKPS-12 20.3lb

    Biotek Marine WYSIWYG Premium Shelf Rock- AR... WYSIWYG Premium Shelf Rock- ARKPS-12 20.3lb

    $112.00
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  8. Biotek Marine Medium Premium Arch Rock 17″x8″ 8-10lbs.

    Biotek Marine Medium Premium Arch Rock 17″... Medium Premium Arch Rock 17″x8″ 8-10lbs.

    $48.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  9. Biotek Marine Small Premium Shelf Rock- 5lb Bag

    Biotek Marine Small Premium Shelf Rock- 5lb ... Small Premium Shelf Rock- 5lb Bag

    $24.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  10. Biotek Marine Small Premium Shelf Rock- 10lb Bag

    Biotek Marine Small Premium Shelf Rock- 10lb... Small Premium Shelf Rock- 10lb Bag

    $45.00
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  11. Biotek Marine ARK Frag Rock Purple Splatter- 2 Frag Holes- 5″× 6″

    Biotek Marine ARK Frag Rock Purple Splatter-... ARK Frag Rock Purple Splatter- 2 Frag Holes- 5″× 6″

    $29.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  12. Biotek Marine ARK Frag Rock Island Dreams- 2 Frag Holes- 5″× 6″

    Biotek Marine ARK Frag Rock Island Dreams- 2... ARK Frag Rock Island Dreams- 2 Frag Holes- 5″× 6″

    $29.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  13. Biotek Marine WYSIWYG Premium Shelf Rock- ARKPS-13 28.lb 14×24″

    Biotek Marine WYSIWYG Premium Shelf Rock- AR... WYSIWYG Premium Shelf Rock- ARKPS-13 28.lb 14×24″

    $154.00
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  14. Biotek Marine WYSIWYG Premium Shelf Rock- ARKPS-14 13.05lb 16.5×7″

    Biotek Marine WYSIWYG Premium Shelf Rock- AR... WYSIWYG Premium Shelf Rock- ARKPS-14 13.05lb 16.5×7″

    $71.77
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  15. Biotek Marine WYSIWYG Premium Shelf Rock- ARKPS-15 30.5lb 13.5×13″

    Biotek Marine WYSIWYG Premium Shelf Rock- AR... WYSIWYG Premium Shelf Rock- ARKPS-15 30.5lb 13.5×13″

    $167.75
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  16. Biotek Marine WYSIWYG Premium Shelf Rock- ARKPS-16 3.5lb

    Biotek Marine WYSIWYG Premium Shelf Rock- AR... WYSIWYG Premium Shelf Rock- ARKPS-16 3.5lb

    $20.00
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  17. Biotek Marine WYSIWYG Premium Shelf Rock- ARKPS-17 28.lb 21×13.5×5″

    Biotek Marine WYSIWYG Premium Shelf Rock- AR... WYSIWYG Premium Shelf Rock- ARKPS-17 28.lb 21×13.5×5″

    $154.00
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  18. Biotek Marine WYSIWYG Premium Shelf Rock- ARKPS-18 20.15lb 16x14x6.5″

    Biotek Marine WYSIWYG Premium Shelf Rock- AR... WYSIWYG Premium Shelf Rock- ARKPS-18 20.15lb 16x14x6.5″

    $110.82
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  19. Biotek Marine WYSIWYG Premium Shelf Rock- ARKPS-19 22.65lb 15x6x16″

    Biotek Marine WYSIWYG Premium Shelf Rock- AR... WYSIWYG Premium Shelf Rock- ARKPS-19 22.65lb 15x6x16″

    $124.57
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  20. Biotek Marine WYSIWYG Premium Shelf Rock- ARKPS-20 10.25lb 15×8.25×8.50″

    Biotek Marine WYSIWYG Premium Shelf Rock- AR... WYSIWYG Premium Shelf Rock- ARKPS-20 10.25lb 15×8.25×8.50″

    $56.37
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  21. Biotek Marine 1 Gallon Rubble Rock Crushed Coral

    Biotek Marine 1 Gallon Rubble Rock Crushed C... 1 Gallon Rubble Rock Crushed Coral

    $24.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  22. Biotek Marine 2 Gallon Rubble Rock Crushed Coral

    Biotek Marine 2 Gallon Rubble Rock Crushed C... 2 Gallon Rubble Rock Crushed Coral

    $29.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  23. Biotek Marine 1lb. Rubble Coral Rock 1″ to 3″

    Biotek Marine 1lb. Rubble Coral Rock 1″ to... 1lb. Rubble Coral Rock 1″ to 3″

    $1.80
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  24. Biotek Marine 8oz Purple Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 8oz Purple Reef Safe Colorant ... 8oz Purple Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $24.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  25. Biotek Marine 8oz Black Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 8oz Black Reef Safe Colorant f... 8oz Black Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $24.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  26. Biotek Marine 8oz White Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 8oz White Reef Safe Colorant f... 8oz White Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $24.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  27. Biotek Marine 16oz Purple Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 16oz Purple Reef Safe Colorant... 16oz Purple Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $48.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  28. Biotek Marine 8oz Pink Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 8oz Pink Reef Safe Colorant fo... 8oz Pink Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $24.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  29. Biotek Marine 8oz Magenta Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 8oz Magenta Reef Safe Colorant... 8oz Magenta Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $24.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  30. Biotek Marine 16oz Magenta Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 16oz Magenta Reef Safe Coloran... 16oz Magenta Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $49.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  31. Biotek Marine 16oz Pink Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 16oz Pink Reef Safe Colorant f... 16oz Pink Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $49.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  32. Biotek Marine 16oz White Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 16oz White Reef Safe Colorant ... 16oz White Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $49.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  33. Biotek Marine 16oz Black Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    Biotek Marine 16oz Black Reef Safe Colorant ... 16oz Black Reef Safe Colorant for DRY Rock (Aquascape Touch Up)

    $49.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  34. Biotek Marine 5 lbs. Bag of Rubble Reef Rock 1″ to 3″

    Biotek Marine 5 lbs. Bag of Rubble Reef Rock... 5 lbs. Bag of Rubble Reef Rock 1″ to 3″

    $14.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  35. Biotek Marine 35 lbs Large Foundation Tower Dry Reef Rock Aragonite Aquariums Live

    Biotek Marine 35 lbs Large Foundation Tower ... 35 lbs Large Foundation Tower Dry Reef Rock Aragonite Aquariums Live

    $74.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  36. Biotek Marine 5lbs. ARK Ultra Thin Ledges Reef Rock Aragonite, Lightweight, Porous, Aquariums

    Biotek Marine 5lbs. ARK Ultra Thin Ledges Re... 5lbs. ARK Ultra Thin Ledges Reef Rock Aragonite, Lightweight, Porous, Aquariums

    $29.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
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