|Removes phosphorus, as well as TSS, fecal coliform bacteria and heavy metals <br> Non-leaching||1-3 year lifespan, after which the product is removed as solid waste <br> [http://www.abtechindustries.com/smart-sponge Proprietary] | |Removes phosphorus, as well as TSS, fecal coliform bacteria and heavy metals <br> Non-leaching||1-3 year lifespan, after which the product is removed as solid waste <br> [http://www.abtechindustries.com/smart-sponge Proprietary] |