Caribsea Life Rock Shelf Rock for Aquariums Size:40 lbs Filters and impellers should be

Filters and impellers should be cleaned and maintained regularly to extend the life of your parts and system

For use in freshwater and saltwater aquariums

the Chuckit Ball Launcher uses a standard-size tennis ball and is designed for hands-free pickup

Algone Water Clarifier and Nitrate Remover cleans aquarium water while issuing no harmful effects aquatic plants or fish

Caribsea Life Rock Shelf Rock for Aquariums Size:40 lbs Filters and impellers should beThe CaribSea Life Rock consists of real aragonitic base rock, not cement. Requires no curing. Extensive macro and micro porosity infused with spored bacteria for outstanding biological performance. Clean and safe for all fish and inverts. Environmentally responsible and each piece is unique. Infused with beneficial bacteria No curing required Safe for reef or hard water aquaria Each piece is unique