UNSPSC 47121811: Duct cleaning machines

UNSPSC 47121811 Duct cleaning machines is a Commodity code that encompasses air duct and dryer duct cleaning services and related equipment being procured by state and local governments on an as-needed basis. Recent solicitations show state and local agencies buying comprehensive duct cleaning and maintenance services for facilities ranging from airports to county office buildings and transit authority operations centers, with work typically performed by certified contractors meeting NADCA Air Systems Cleaning Specialist standards and various state licensing requirements. The issuing bodies include county departments of public safety and public works, regional transit authorities, aviation authorities, county utilities commissions, and state facility management agencies. The work involves routine maintenance inspections, comprehensive cleaning using HEPA-filtered equipment and mechanical tools, repair or replacement of damaged duct sections, preventive maintenance programs, staff training, and final post-cleaning verification that systems meet industry sanitary standards.

Recent activity concentrates in Texas, California, and Florida. Representative opportunities include the Greater Orlando Aviation Authority (GOAA) Invitation for Bids 26-104-IFB issued February 2, 2026 (response due February 16, 2026) for air duct cleaning and repair services across Orlando International Airport and Orlando Executive Airport on a non-exclusive, 60-month as-needed contract commencing April 1, 2026, requiring NADCA certification and three years of verifiable experience; the County of San Mateo Department of Public Works Request for Proposals 2026RFP00238 issued May 4, 2026 (response due May 22, 2026) for dryer duct maintenance, repair, and air duct cleaning services across multiple county facilities at an aggregate obligation not to exceed $375,000 over five years; and Montgomery County Department of Public Safety Request for Bids 6597 issued February 24, 2026 (response due March 25, 2026) for HVAC duct cleaning services compliant with NADCA ACR Standard (2013) at the Public Safety Training Campus main building. Texas Facilities Commission solicited remediation and restoration services including air duct cleaning (RFP 0007615, May 28, 2026 response deadline) requiring NADCA Air Systems Cleaning Specialist Certification and emergency response capabilities within two hours. These solicitations require liability insurance ranging from $1 million to $2 million aggregate and demonstrate consistent demand for certified, experienced duct cleaning contractors across multiple facility types and jurisdictions.