Real Reef Nano Arches (6–8 inches)—reef-safe, bio-active, and perfect for natural overhangs and swim-throughs in marine and hard freshwater aquariums.
Real Reef Nano Arches – 20 lb Box (6–8 pieces, 6–8 inches)
Real Reef Nano Arches provide an effortless and natural way to create stunning aquascapes using our signature reef-safe, calcium-based material. This 20-pound box contains 6 to 8 pre-cured arches sized between 6 and 8 inches, each showcasing realistic textures and vibrant pink, purple, and red hues that mimic mature coralline-encrusted rock.
Ideal for building dramatic overhangs, swim-throughs, caves, and elevated coral platforms, these ready-to-use Nano Arches make aquascaping simple for hobbyists of all levels. Their porous, bio-active design supports coral attachment, enhances water flow, and encourages natural fish behavior.
Safe for marine reef and fish-only saltwater aquariums, Nano Arches are also suitable for hard freshwater systems with higher pH. Sustainable, pest-free, and easy to handle, these arches make a beautiful centerpiece or support structure for your reef setup.
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A 20-pound box of 4 Real Reef Medium Arches (10–12 inches)—reef-safe, bio-active, and perfect for natural overhangs and swim-throughs in marine and hard freshwater aquariums.
Real Reef Medium Arches – 20 lb Box (4 pieces, 10–12 inches)
Real Reef Medium Arches provide durable, reef-safe calcium-based structures perfect for building naturalistic aquascapes. This 20-pound box includes 4 pre-cured arches, each measuring between 10 and 12 inches, featuring vibrant shades of pink, purple, and red that authentically mimic mature coralline-encrusted rock.
Ideal for creating impressive overhangs, swim-throughs, caves, and elevated coral platforms, these arches simplify aquascaping for aquarists of all skill levels. Their lightweight, porous design promotes biological filtration, enhances water flow, and supports coral placement.
Safe for marine reef and fish-only saltwater aquariums, these Medium Arches can also be used in hard freshwater systems where a higher pH is acceptable. Sustainable, pest-free, and easy to work with, they serve as stunning centerpieces or structural supports in your reef environment.
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A 30-pound box of 4 Real Reef Large Arches (~14 inches)—reef-safe, bio-active, and ideal for dramatic overhangs and swim-throughs in marine and hard freshwater aquariums.
Real Reef Large Arches – 30 lb Box (4 pieces, ~14 inches)
Real Reef Large Arches deliver bold, reef-safe calcium-based structures that bring dramatic natural forms to your aquascape. This 30-pound box contains 4 pre-cured arches, each approximately 14 inches long, featuring vibrant pink, purple, and red hues that replicate mature coralline-encrusted rock.
Perfect for creating striking overhangs, caves, swim-throughs, and elevated coral platforms, these arches are designed to enhance water flow, fish behavior, and coral placement. Their lightweight, porous design supports biological filtration while providing a stable, functional framework for your reef.
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A 30-pound box of 2 Real Reef Extra Large Arches (~18 inches)—reef-safe, bio-active, and perfect for dramatic, natural overhangs and swim-throughs in marine and hard freshwater aquariums.
Real Reef Extra Large Arches – 30 lb Box (2 pieces, ~18 inches)
Real Reef Extra Large Arches offer bold, reef-safe calcium-based structures designed to create dramatic focal points in your aquascape. This 30-pound box contains 2 pre-cured arches, each approximately 18 inches long, showcasing vibrant pink, purple, and red hues that replicate the look of mature coralline-encrusted rock.
