A Gravel vacuum is a vital tool for maintaining a clear tank. After a while, debris accumulates inside the gravel, affecting water top quality. A gravel vacuum, including Lee's Gravel Vacuum with Hose, facilitates effective 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? 本回答被题主和专家... https://pearlaquatics.my/4-benefits-of-hiring-an-aquarium-moving-service/