UNSPSC 41104204: Reverse osmosis equipment

UNSPSC 41104204 Reverse osmosis equipment (Commodity) covers the procurement, installation, maintenance, and rehabilitation of RO treatment systems used by state and local water utilities to meet drinking water quality standards and regulatory compliance. State and local governments are buying installed RO skids with membrane elements, pressure vessels, interstage booster pumps, energy recovery devices, control systems (SCADA, VFD, PLC), and ancillary mechanical components; they are also procuring turnkey installation services, annual maintenance agreements, and system rehabilitation work that includes membrane replacement, component upgrades, and control system modifications. The issuing bodies span water treatment utilities (municipal water districts, county water authorities, regional water treatment plants), university facility management, and law enforcement facilities requiring potable water. Collier County and West Basin Municipal Water District appear as repeat or substantial buyers in the recent record.

Recent activity spans Florida, California, Texas, and Georgia. Representative opportunities include Collier County's sealed competitive bid for comprehensive rehabilitation of four RO treatment trains at the North County Regional Water Treatment Plant (Bid No. 26-8646, due April 24, 2026, with an anticipated project budget of $4,000,000.00 and a non-mandatory pre-bid meeting and site visit on March 19, 2026); the City of Calhoun, Georgia's CMAR solicitation for treatment plant upgrades including reverse osmosis systems with microfiltration pretreatment at two drinking water facilities (proposals due July 30, 2026); West Basin Municipal Water District's RFQ for submerged microfiltration membranes as direct replacements for existing modules at the Edward C. Little Water Recycling Facility in Los Angeles County (SOQs due May 26, 2026); the County of Orange, Sheriff-Coroner's IFB for rental and maintenance of 25 RO systems with hot and cold coolers at the Theo Lacy Facility in Orange, California (bids due October 29, 2026, with 5–8% local small business and DVBE preference deductions available); and Texas A&M University's ITB for an annual maintenance agreement for reverse osmosis systems (TAMUG-27-0124, bids due October 21, 2026).