HVAC Coil Replacement and Mechanical Installation

The contract seeks a small business contractor to completely remove and replace cooling and heating coils across the HVAC systems at the NIST Gaithersburg campus, with full responsibility for disconnection, reconnection, pressure testing, and system commissioning. The work requires specialized mechanical expertise to ensure the integrity and performance of the building’s climate control infrastructure, and all activities must comply with applicable industry standards and facility operational requirements. The project is classified as a total small business set-aside under SBA guidelines, and the NAICS code 238220 indicates it falls under mechanical insulation contracting. The opportunity was posted on July 20, 2026, with a firm deadline for responses on August 7, 2026, at 5:00 p.m. The place of performance is specifically identified as Gaithersburg, Maryland, ZIP code 20899, and the contract is administered by the Department of Commerce through NIST. This subcontract is not open to larger entities and requires bidders to qualify under the SBA’s small business size standards. Successful proposers must demonstrate experience with complex HVAC system retrofits and the ability to execute precision mechanical installations in a federal facility environment without disrupting ongoing research operations.