< Topic >The decorative tank where the color effect, and the foam which parallels to tube form are visible, become the advertisement and decorative instrument is offered.SolutionsThe transparency, or it has the cylindrical tube hose 6 of the multiple manuals which color inside the decorative tank which accumulates the water, the tube hose is jointed the air pump through 8 which has power plug 9 and pipe arrangement 7. In addition, LED lighting fitting 2 is provided in the roof part of the tank itself. When power is turned on, the blowhole and foam 5 being generated inside the tube hose, it rises.< Choice figure >Drawing 1【課題】色彩効果、並びにチューブ形状に沿った水泡が見え、宣伝、装飾器具となる装飾水槽を提供する。【解決手段】水を溜めた装飾水槽内に透明、あるいは着色された複数本の円筒状のチューブホース6を備え、チューブホースは電源プラグ9を備えたエアーポンプ8と配管7を通して接続される。また、水槽本体の天井部分にLED照明器具2を設ける。電源を入れるとチューブホース内に気泡、水泡5が発生して上昇する。【選択図】図1