NIGP 17532: Filtering Apparatus and Filters (for Liquids)

NIGP 17532 Filtering Apparatus And Filters (For Liquids), an Item code, encompasses the supply and installation of liquid filtration products and related services that state and local governments procure for water treatment, wastewater compliance, HVAC systems, fire rescue equipment maintenance, and specialized facility operations. Recent solicitations show school districts, city water utilities, state environmental agencies, county fire departments, and zoo facilities requesting air filters, carbon media replacements, geotech filter capsules, and comprehensive filter change-out services. Work ranges from quarterly HVAC filter supply and installation across multiple buildings to single specialized procurements such as granulated activated carbon replacement for aquatic life support systems and laboratory-grade filter media for environmental testing. Issuing bodies span school districts, municipal water and wastewater departments, state environmental protection agencies, county emergency services, and special-purpose institutions, with no single buyer dominating recent activity.

Geographic activity appears concentrated in Georgia and Florida, with additional recent solicitations from Illinois, Mississippi, and Kentucky. Representative opportunities include Cherokee County School District (CCSD) in Georgia issuing an RFP for quarterly HVAC filter services across 57 facilities with approximately 5,085 total filter units and a contract term of July 1, 2026 through June 30, 2027; the City of Palm Bay, Florida issuing ITB 19-ITB-26 for laboratory testing services including water and wastewater analysis across multiple facilities (responses due March 17, 2026); Fulton County, Georgia issuing IFB/GS/AFRD/2606-1260224 for fire and rescue equipment including SCBA and breathing air system maintenance with responses due July 28, 2026; the Louisville/Jefferson County Metro Government issuing IFB260185 for granulated activated carbon and filter media replacement at the Louisville Zoo (responses due March 26, 2026); the Illinois Environmental Protection Agency issuing a small purchase for 2,350 disposable geotech filter capsules (0.45-micrometer pore size, 350 square centimeters surface area) in boxes of 50 with responses due March 16, 2026; and the State of Mississippi seeking filtration components for the Oyster Hatchery and Research Center with responses due May 29, 2026.