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Click here to shop all reef! Premium Shelf Rock - Reef Hardscape for Saltwater Aquariums Premium Shelf Rock by Marco Rocks provides sound layering material to create multi-tiered reefscapes! One of the most popular picks, each rock is carefully hand-selected and processed to deliver flat, wide surfaces that are ideal for creating horizontal aquascapes for a reef aquarium. These rocks work for a variety of designs such as SPS coral showcases or natural mixed-reef layouts. Marco Rocks Shelf Rocks are crafted by nature and are 100% natural calcium carbonate sourced from ancient, fossilized reef formations. They are free of chemicals, additives, and dyes allowing the rocks to stand apart in quality, sustainability, and performance. Each rock is chosen based on color, high porosity and structural integrity. All Marco Rocks undergo a proprietary cleaning process that is free from chemicals, ensuring each piece is ready for use. Marco Rocks is an environmentally conscious and aquarium hobbyist trusted brand! What we like about MarcoRocks Shelf Rock Reef Safety: Shelf Rocks feature no chemical treatments and are pest-free and reef safe. Enjoy an eco-friendly and sustainable choice. MarcoRocks are never harvested from live reefs. High-Quality: Premium Shelf Rock are ultra-porous and support biological filtration. Each rock is chosen based on shape and natural color, providing the best foundation for a beautiful aquascape. How many pounds do I need? We advise 2 x Tank volume in gallons = Total amount of pounds required
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🇺🇸 Ship from USA · On Agora since 2025
$159.79