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Great as a stand alone item or landscaped in a group, this Marina Aquarium Natural Rock Outcrop helps simulate a beautiful,natural environment for ... more info

With water temperature being such a critical factor for the well-being of fish, it's important to have a good thermometer. This Marina LCD digital ... more info

The Marina Check Valve prevents water from siphoning out of the aquarium through the air hose and into the air pump in the event of a power failure ... more info

- For fresh and salt water - Accurate and easy to read - Safety zone indicator for most tropical fish - Protects fish from unsafe temperatures The ... more info

- Size: 5.5" x 2" x 5.75"

- Size: 2" x 5" x 2.75" - Poly-Resin Ornament

- 3/16" diameter - Soft - Pliable - Will not harden - Remains kink resistant for long periods - Standard aquarium airline tubing diameter When an air ... more info

- Slim Filter Bio-Carb replacement cartridge fits all 3 Slim Filter Models. - Ideal for tropical fish, it combines activated carbon and Ceramitek in ... more info

- Slim Filter Bio-Clear replacement cartridge fits all 3 Slim Filter Models. - Ideal for goldfish, it combines zeolite and Ceramitek in 1 cartridge ... more info

The Marina Slim S10 Power Filter's unique compact and slim design provides both practical and aesthetic benefits: it takes up less space than ... more info