Penn Plax Action Air ornaments bring animation, charm, and lifeto your underwater world while aerating your tank. The action ofthis barrel opening and closing reveals the interior treasurewhile bubbles escape to provide your tank with much needed air. Simply connect the ornament to a standard 3/16 airline from yourair pump (not included) and watch as the steady stream of bubblesopens and closes the barrel of jewels.

Use your pressure controlvalve (not included) to adjust the motion and volume of air, ifdesired. Each Action Air ornament is made from a durable plastic resinthat is safe for your freshwater or saltwater / marine aquarium. Fun to watch and entertaining for all, Action Air ornaments fitin almost any tank and come in a variety of styles and sizes soyou can continue to add to and customize your aquarium design.

The Barrel of Jewels measures approximately 4”L x 3”W x 3”H whenopen.Shop Penn Plax for all your pet needs. Penn Plax sells fish, reptile, bird, small animal, cat, dog, and other animal items. Fish items include stunning tanks, breedingtanks, ornaments, and décor, as well as air pumps, vacationfeeders, bubble walls, nets, dividers, thermometers, gravelvacuums, algae scrapers, air tubing, toxin removers, air stones, filters, and cartridges.

Small animal itemsinclude habitats, wheels, tubing, feeding dishes, toys, and more. For birds, Penn Plax sells a wide variety ofneeds, including perches, toys, cuttlebone, and swings. Fordogs and cats, there areavailable toys, stairs, crates, furniture, and cooling collarsand mats.

Reptile items include terrariums, lamps, climber vines, rocks, and other decorations. Penn Plax isyour one stop shop for everything you need, pet wise.