Marco Rock Reef Saver 40 lbs box

The best base rock you will find for your aquarium. Each box is hand packed by a reef tank enthusiast to ensure you will get what you need and want for your reef tank or salt water aquarium.Marco Rock dry base rock is the most porous, lightweight and has the greatest surface area of any rock we have seen.Marco Rocks the finest dry rock makes the finest live rock available. In an average 40 pound box you will expect to find 3-4 football sized pieces and an assortment of smaller sizes to fill and round out the box for weight.(we pack no rubble rock in these boxes, however we do add 1-2 lbs to make up for rubble that may occur during shipping).