Penetron Waterproofs Indiana Wastewater Treatment Plant Additions Share Article The expansion of the Memphis, Indiana Wastewater Treatment Plant was completed in June 2021. PENETRON ADMIX SB was used to ensure the enhanced durability of the new concrete structures. "...After looking at the cost benefits, the simplified dosage with pre-measured soluble bags, and the on-site support available from local Penetron representatives, the specification was revised to include PENETRON ADMIX SB as the preferred waterproofing and protection solution.” EAST SETAUKET, N.Y...