A Gravel vacuum is an important Software for protecting a clean up tank. Eventually, particles accumulates while in the gravel, impacting water high-quality. A gravel vacuum, which include Lee's Gravel Vacuum with Hose, facilitates successful cleaning without disturbing your fish and decorations. 本回答被题主选为最佳回答 , 对您是否有帮助呢? 本回答被专家选为最佳回答 , 对您是否有帮助呢?... https://pearlaquatics.my/what-should-you-do-daily-if-you-have-an-aquarium/