A Gravel Vacuum is a significant Resource for protecting a clean up tank. With time, debris accumulates inside the gravel, affecting water top quality. A gravel vacuum, including Lee's Gravel Vacuum with Hose, facilitates efficient cleansing with no 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... https://pearlaquatics.my/4-tips-for-buying-a-fish-tank/