The 156th Wing at Muniz Air National Guard Base in Carolina, Puerto Rico, seeks a contractor to replace degraded thermal insulation on HVAC ductwork in Building 19 to improve energy efficiency and climate control. The contract is a firm fixed-price award for commercial construction, set aside for 100% small businesses under NAICS 238220. The government’s target price range for this project is between $25,000 and $100,000, with a performance period of 60 days after notice to proceed. Work will be performed at 200 Antonio (Tony) Santana Ave., 156th Wing Muniz Air National Guard Base, Carolina, Puerto Rico. A pre-bid meeting and site visit are scheduled for July 9, 2026, with attendance requests due by July 8, 2026.