Pond Submerged Macro Drum Filter Filters Ponds Up To 4,800 Gallons At 5,300 Gallons Per Hour (GPH) Type_Aquariums Multi-strata design provides a large

Multi-strata design provides a large surface area for optimum filtration

including ponds

Please soak the air stone in water for about 1 hour before use

Put it in water and the mist will appear

Pond Submerged Macro Drum Filter Filters Ponds Up To 4,800 Gallons At 5,300 Gallons Per Hour (GPH) Type_Aquariums Multi-strata design provides a largeKey Product Features: Non removable flushable design, automatic cleaning filter; Simple operation, easy to install filter material and wash. Filters Ponds Up To 4,800 Gallons At 5,300 Gallons Per Hour (GPH) Inclined bottom design, clean sewage, no blockage, no dead Angle; Filtration is more effective in purifying water. Biochemical filtration, rapid cultivation of bacteria, filtration of impurities in water, and establishment of nitrification system.