A Gravel vacuum is an important tool for preserving a thoroughly clean tank. Eventually, particles accumulates inside the gravel, impacting drinking water excellent. A gravel vacuum, which include Lee's Gravel Vacuum with Hose, facilitates efficient 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... https://pearlaquatics.my/aquarium-maintenance-routine/