Specifications Dimensions: 15 1/8 inches tall, 4 1/4 inches diameter For aquariums up to 600 gallons 1/2 inch inlet/outlet

What's in the Box Phosban Reactor 150 Chamber x2 1/2" 90 degree hose connections x2 foam discs Flow control ball valve w/ 1/2" barbs x1 hose clamp instruction sheet

Manufacturer Info Two Little Fishies Two Little Fishies, Inc. was founded in 1991 to promote the reef aquarium hobby with its introductory video and books about reef aquariums. The company now publishes and distributes the most popular reef aquarium reference books and identification guides in English, German French and Italian, under the d.b.a. Ricordea Publishing.