D-D Marco Coralline Rock offers a completely natural solution for building impressive reef structures in your aquarium. Utilising a unique, paint-free process, its natural calcium carbonate composition is coloured to mimic coralline algae, giving your aquarium an instantly mature and established appearance. The rock is extracted from the remains of ancient reefs, specifically those situated on land, ensuring a sustainable and eco-friendly option for aquarists.

With its various forms—ReefSaver, Foundation, Hybrid, and Premium Shelf—you can craft an array of intricate and stable structures. Each piece is distinctively shaped, providing ideal habitats for aquatic life and promoting the colonisation of beneficial bacteria. The calcium carbonate naturally buffers your aquarium water, maintaining optimum conditions without altering pH, making D-D Marco Coralline Rock an essential component for any marine enthusiast.

• Paint-free process for natural coralline aesthetics.
• Calcium carbonate for natural water buffering.
• Porous structure for beneficial bacteria colonisation.
• Sustainably sourced from ancient reef remains.
• Variety of rock types for custom reef structures.

Utilise the D-D Marco Coralline Rock to create beautifully realistic aquascapes without the risk of introducing pests or unwanted organisms. Its versatile forms and stable compositions make it suitable for high water flow environments and boisterous fish, ensuring that your aquatic setup remains both picturesque and functional.

• Box Weight: 18Kg
• Rock Sizes: 10-30cm, with most between 12-16cm
• Colours: Natural coralline purple
• Composition: Calcium carbonate

Aquacadabra acts as credit broker/intermediary and not as a lender.

Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us(stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.