Marco Shelf Rock 40LB (18kg) Box – Natural Multi-Tiered Reef Shelf Rock bubble container The D-D OTM Rail 90cm

The D-D OTM Rail 90cm with 2 swivel arms provides a customizable mounting solution for Hydra LED lights

12mm ultra-clear low iron glass for superior clarity

cm which is sufficient to destroy most common pathogens in fresh and salt water aquariums however if required the intensity can be increased by decreasing the flow rate through the unit

Made from durable quartz

Designed to perfectly fit the P4 Standard Doser

Marco Shelf Rock 40LB (18kg) Box – Natural Multi-Tiered Reef Shelf Rock bubble container The D-D OTM Rail 90cmMarco Shelf Rock 40LB (18kg) Box is designed for creating stunning, multi tiered reef scapes that resemble natural underwater landscapes. Ideal for both saltwater and freshwater aquariums, these rocks are highly porous, providing excellent biological filtration while offering versatility in aquascaping. When stacking the rocks horizontally, you can create stable, tiered shelves, mimicking the intricate formations found in coral reefs. For additional