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Dimension 23.6" Lx 17"W x 2"H; PPI 40 Black Pad
Offers more surface area for filtration.
Can be cut to fit and used as a pre-filter for any aquarium or pond filter, sump, wet/dry, canister, power filter etc. or your HMF DIY project.
Traps large bits of waste and provides better water flow rate and less chance of clog.
The size of pores is measure in pores per inch (PPI). The sponge with higher PPI has more pores in it. More pores means larger filtration capacity but with less water flow through rate and needs to be cleaned more often. It is recommended to use combination of sponge with difference PPI to get the best result.
