Photo of Atlantic-Oase Bio-Rocks Media
Photo of Atlantic-Oase Bio-Rocks Media
Photo of Atlantic-Oase Bio-Rocks Media
Photo of Atlantic-Oase Bio-Rocks Media
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Atlantic-Oase Bio-Rocks Media

  • SKU: AO-73987
  • UPC: 727429001103
  • Brand: Atlantic-Oase
  • Type: Filter Media
$48.99
$61.24
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Ships in 2–14 business days, depending on availability.

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Photo of Atlantic-Oase Bio-Rocks Media
Atlantic-Oase Bio-Rocks Media
$48.99
$61.24

Bio-Rocks provide an efficient, lightweight solution for biological pond filtration. Their expanded clay structure delivers plenty of surface area for beneficial bacteria while weighing far less than traditional lava rock or gravel.

Durable and easy to clean, Bio-Rocks are designed to be less abrasive and more stable than heavy alternatives. One box conveniently fits into a BG2234 media bag, making installation simple and effective.

Why Choose Atlantic-Oase Bio-Rocks Media?

  • High surface area: Promotes strong bacterial growth for effective filtration.
  • Lighter weight: 25% less weight than lava rock and half that of gravel.
  • Easy handling: Lightweight media simplifies installation and cleaning.
  • Durable option: Stable, less abrasive design compared to traditional media.
  • Convenient use: Sized to fit one BG2234 media bag per box.

PRO TIP

Place Bio-Rocks in areas of steady water flow within your filter for the best bacterial colonization. This ensures maximum contact with pond water and optimal filtration results.

  • Model: BB0500
  • Material: Expanded clay
  • Size: 0.5 cubic feet
  • Weight: 25% lighter than lava rock, half the weight of gravel
  • Usage: One box per BG2234 Media Bag
  • Warranty: 5-year

Shipping Information

We aim to get your pond and water garden supplies to you as quickly as possible.

  • Orders over $250 ship free across North America.
  • A flat rate of $17.99 applies to all smaller orders.
  • Standard delivery takes 1 to 4 business days.
  • Most in-stock items are dispatched within 24 hours.
  • Special order items may require 2 to 14 business days before shipping, depending on availability.
Returns & Exchanges

If something isn’t quite right, we’ve got you covered.

  • Returns are accepted within 30 days of delivery.
  • Items must be unused, in original packaging, and include all parts and proof of purchase.
  • All returns require prior authorization. Items sent without approval will not be accepted.
  • Shipping costs are non-refundable unless the item is confirmed defective upon delivery.
  • Items marked as Clearance, Special Order, or Final Sale are non-returnable and cannot be cancelled, returned, or refunded.

For full details, please review our Shipping Policy and Refund Policy.

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