This opportunity involves replacing HVAC systems in two buildings (F5 and F6) at the NOAA Table Mountain Geophysical Observatory in Longmont, CO. The equipment lead time and installation must be completed by 09/30/2026. Site visits are available on August 13, 14, and 17, 2026, by appointment only. The solicitation is a total small business set-aside under NAICS 238220 with a $19.0M size standard. Quotes must include contact information and a CAGE code.