UNSPSC 41104202: Deionization or demineralization equipment

UNSPSC 41104202 Deionization or demineralization equipment is a Commodity code encompassing replacement drive shafts, reverse osmosis systems and membrane components, microfiltration pretreatment equipment, and ancillary controls and chemical feed systems for municipal water treatment facilities seeking to meet potable water quality standards and regulatory compliance. State and local water utilities—primarily city and county water departments and regional water districts—procure under this code to upgrade, rehabilitate, or maintain existing treatment infrastructure. Recent solicitations show municipalities sourcing replacement components for aging systems, comprehensive membrane replacements on four-train reverse osmosis installations, and new treatment trains designed for emerging contaminant removal such as PFAS. Issuing bodies include independent city water utilities, county water treatment authorities, and regional water districts serving large geographic areas.

Recent activity concentrates in Florida and California, with additional procurement from Texas and Georgia. The City of Holly Hill, Florida procured a replacement WesTech DS43 dual-shaft drive unit and installation for Softener #2 at its Water Treatment Plant through sole-source procurement in 2020 (Solicitation SS202001, $113,067 total). Collier County, Florida is conducting sealed competitive bidding for comprehensive rehabilitation of four reverse osmosis treatment trains at its North County Regional Water Treatment Plant with a $4 million budget, requiring sealed bids by April 24, 2026 and a non-mandatory pre-bid meeting and site visit on March 19, 2026 (Bid No. 26-8646). The City of Calhoun, Georgia is soliciting Construction Manager at Risk proposals for reverse osmosis and microfiltration upgrades at two drinking water facilities to achieve PFAS compliance, with proposals due July 30, 2026 (Solicitation PE76500NONST2026000000023). West Basin Municipal Water District in Los Angeles County is conducting a two-phase Request for Qualifications for submerged microfiltration membrane suppliers, with SOQs due May 26, 2026 (RFQ TH0131). Texas A&M University is seeking sealed bids for an annual maintenance agreement on reverse osmosis systems due October 21, 2026 via AggieBid (ITB TAMUG-27-0124).