UNSPSC 40161508: Bag filters

UNSPSC 40161508 Bag filters (Commodity) covers replacement cartridge and strainer filters, membrane units, underdrain systems, and related filter components for municipal water treatment, wastewater recycling, stormwater management, and potable water distribution—grounded in a mix of recent solicitations ranging from single-unit replacements at water treatment plants to multi-year, multi-site filter service and supply agreements. State and local buyers across this code include city water departments, county water authorities, municipal water districts, school districts, and special-purpose water recycling facilities. The City of Tucson established an annual requirements contract for water treatment cartridge filters for sediment removal at its Airport Remediation Project Water Treatment Plant under an October 30, 2026 ITB, while Hillsborough County Public Schools sought bids under an ITB for filter replacement labor and materials at approximately 6,500 water cooler units and 460 ice machine units across 235 schools, with bids due August 12, 2026. Sole-source procurement routes also appear: the City of Holly Hill, Florida procured a replacement drive shaft and dual-motor assembly for softener equipment at $113,067, and the City of Oviedo, Florida issued an RFI to verify whether Fabco stormwater filter specifications were non-restrictive and whether alternative suppliers could provide equivalent products. West Basin Municipal Water District conducted a Request for Qualifications for submerged microfiltration membrane pre-qualification at its Edward C. Little Water Recycling Facility in Los Angeles County, with SOQ submissions due May 26, 2026, requiring suppliers to demonstrate three years of municipal experience and NSF-60 and NSF-419 certifications.

Recent activity spans Florida, Georgia, North Carolina, California, Texas, and Arizona, with particular concentration in water and wastewater treatment plant operations, pool and recreation center maintenance, and stormwater management. Charlotte Water solicited design and manufacture of a pressurized strainer-type filter system for the Mallard Creek Water Resource Recovery Facility under an ITB due May 27, 2026, specifying three parallel filter units with dual screen sizes and SCADA integration. Macon Water Authority requested sealed bids for four underdrain replacements in its GAC filter system under an October 27, 2026 IFB with a mandatory October 13, 2026 pre-bid meeting and 51% general contractor self-performance requirement. The City of Richardson, Texas issued an IFB for curb inlet filter installation, maintenance, and debris removal across 17,700 linear feet of curb, estimated at $145,000 annually, with bids due September 3, 2026. Hillsborough County announced a sole-source intent for deionized water system maintenance at an estimated contract value of $76,530 over two years, with the intended awardee Thomas Water Purification LLC qualifying as sole source because it owns the critical MBR-1447 deionizer and polishing units. The City of LaGrange, Georgia bid eight chemical items including powdered activated carbon, liquid aluminum sulfate, and caustic soda for water and wastewater treatment plants during fiscal 2026–2027, with sealed bids due June 8, 2026.