NIGP 03131: Duct Cleaning Equipment, Air

NIGP 03131 Duct Cleaning Equipment, Air is an Item code capturing equipment and supplies for professional cleaning of HVAC air distribution systems across municipal and county facilities. State and local governments under this code procure air duct cleaning services performed by certified technicians at police and fire stations, correctional facilities, navigation centers, and other public buildings, with work including pre- and post-service video inspection, cleaning of accessible ductwork components, blower assemblies, registers, diffusers, and coils. The issuing bodies soliciting under the code span counties (Orange County, Florida; San Mateo County, California), municipalities (City of Charlotte, City of Meriden, Connecticut), and state agencies (Texas Facilities Commission). Recent solicitations specify technician certification requirements—Air Systems Cleaning Specialist (ASCS) credential, NADCA membership, or IICRC/NADCA certifications—and mandate compliance with OSHA and National Air Duct Cleaners Association guidelines. Prevailing wage requirements apply in several jurisdictions.

Activity clusters in Florida and California with representation in Texas, North Carolina, and Connecticut. The City of Meriden issued ITB B027-09 for air duct cleaning at police and fire stations, with bids due September 16, 2026 and a mandatory pre-bid meeting on August 26, 2026, under a local preference allowing city-based businesses within ten percent of the lowest bid. Orange County, Florida solicited building automation and fire alarm air duct accessories through sealed bid Y26-718 with a response deadline of October 20, 2026 and an estimated project value of $2.89 million; the County offers a 5% preference for Service Disabled Veteran-owned businesses. The County of San Mateo issued RFP 2026RFP00238 for dryer duct maintenance and air duct cleaning with an aggregate five-year contract ceiling of $375,000, proposal deadline May 22, 2026, and application of local business preference. The Texas Facilities Commission issued RFP 0007615 for as-needed remediation and restoration services including air duct cleaning at 81 state-owned facilities across Texas, with a May 28, 2026 deadline, mandatory 26% HUB subcontracting utilization goal, and a September 1, 2026 contract start date.