UNSPSC 40101858: Inline steam heater low/medium pressure

Inline heaters make use of heating elements that are covered with a special type of vessel chamber that has anti-corrosion properties. This type of heating is indirect. The fluid is circulated through a closed loop around the heating element until it reaches the correct temperature

UNSPSC 40101858 Inline steam heater low/medium pressure is a Commodity code covering boiler and chiller maintenance, repair, and installation services at state and local facilities. The code sees active use among housing authorities, transit agencies, and municipal utilities purchasing preventative maintenance contracts, equipment repairs, and system optimization work on existing heating and cooling infrastructure. Recent solicitations reflect demand for certified technician services on proprietary equipment from major manufacturers including Trane, Carrier, Lochinvar, and others, with vendors required to hold manufacturer certifications and maintain access to original parts. The scope spans routine maintenance and emergency repairs through potential equipment upgrades and complete system replacements across multiple buildings and facilities.

The Harrisburg Housing Authority issued IFB No. 2026-08 for boiler steam supply line riser repairs at John A.F. Hall Manor Homes with bids due August 1, 2026, encompassing demolition, replacement, pressure testing, and insulation of steam risers across up to 24 building rows and approximately 240 residential units; the work is subject to Davis-Bacon and Related Acts prevailing wage requirements and HUD Section 3 employment benchmarks, with a mandatory pre-bid site visit required between June 22 and July 10, 2026. The City of Charlotte issued RFP 26920271769 for preventative maintenance and repair services on boiler and chiller systems at CATS facilities with proposals due October 15, 2026, requiring certified technicians with proprietary parts access across Charlotte and Mecklenburg County. Recent activity centers in Pennsylvania and North Carolina, with the code also seeing use in cooperative purchasing vehicles such as Sourcewell frameworks available to multiple jurisdictions across the United States and Canada.