Using XL North Clean-Up solves the issues caused by cementitious waste disposal on sensitive projects and completes the XL North Porosity+ application. No more clogged drains or dumping of product on job sites. Simply add the product to your rinse water, allow to gel, and toss the works in the trash. Also treats rinse water from: Interior or exterior projects mortar mixes, cement mixes, stucco and grout patches underlayment.