Seachem Onyx Sand Reptile Filtration & Circulation This allows Pond Matrix™

This allows Pond Matrix™

and minerals providing a superior solution to meet your bird's nutritional needs

Available for glass and acrylic aquariums

Lighting: 2 modules w/ one 12" T5 bulb

For guinea pigs

Seachem Onyx Sand Reptile Filtration & Circulation This allows Pond Matrix™Onyx Sand is a naturally dark gray sand that perfectly complements and enhances the appearance of any aquarium. It supports optimal KH levels for freshwater planted aquariums. Although ideally suited to planted aquaria, it may be used in any aquarium environment. Onyx Sand is most effective when used alone as an integral substrate bed, but it may be mixed with other gravels. Gravel modifiers such as laterite are not necessary. Onyx Sand is not