This is a sources sought notice for market research, not a solicitation, regarding the removal and replacement of domestic water piping and valves at the NIST Boulder, CO campus. The project involves replacing approximately 350 linear feet of 6-inch cast iron piping with PVC, along with three valves, at locations including the Daycare center lawn and between Buildings 26 and 3. Interested parties must submit a capabilities statement of no more than 20 pages, including company details, business size under NAICS 237110, and recent experience within the last five years. Comments on the draft statement of work are also requested, but the government will not respond to questions. No budget amount, bid timeline, or submission deadline is specified in this notice.