About This

• Dimension: 23.6" Lx 17"W x 2"H; PPI: 20 Black Pad or PPI: 30 Black Pad or PPI: 40 Black Pad
• This is not vacuume sealed so it can be used right away.
• You can use it in any aquarium or pond filter, sump, wet/dry, canister, power filter and etc., and/or for your HMF DIY project. It can be cut and trimmed easily to any size with a utility knife.
• Traps large bits of waste and provides better water flow rate and less chance of clog. The open cell sponge is specifically manufactured for aquarium and pond use which has larger inner surface area for growing beneficial biological colonies. The reticulated structure also 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. 40 PPI: Fine pores 30 PPI: Medium pores 20 PPI: Large pores
• *Please Note: The color of the item may vary slightly due to photography and your own computer. Please allow slight dimension difference due to different manual measurement.