A Gravel Vacuum is an important Instrument for preserving a clean up tank. After a while, debris accumulates in the gravel, influencing water high-quality. A gravel vacuum, for example Lee's Gravel Vacuum with Hose, facilitates economical cleaning devoid of 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/tag/maintenance-tips/