18" X 10" For All Filters
Quickly lowers phosphate levels
Effectively traps all organic particles, foreign debris, excess food & waste
Thick, rigid design: Creates tighter fit, holds shape longer, decreases water pass-through, extends life of pad
Can be cut to fit: hang-on filters, canister filters, top filters, internal filters, wet/dry filters, and any other aquarium or pond filtration unit
Promotes a healthy aquatic environment