Overview Headquartered in Old Saybrook, CT, Infiltrator Water Technologies is the leading provider of engineered plastic chambers, synthetic aggregates, tanks, advanced wastewater treatment systems, and accessories for the onsite/decentralized wastewater and storm water management industries. The majority of Infiltrator products are manufactured from recycled plastic. Founded in 1987, we operate throughout the US and Canada with 8 manufacturing plants in the US, dedicated sales, and corporate team members. Infiltrator is a pioneer in innovative plastic technologies for underground water management. Infiltrator components are used in most onsite septic systems installed in the United States and Canada. Infiltrator is a proud Corporate Partner of