W912P421C0015 — Nfss O&M services include operations and maintenance activities at the nfss facility. Additional work performed under this award includes agrain and transformer repairs, backflow preventer repair, building 429 renovation, installation of split unit heat pumps in building 429, hitman door replacements, hitman heater replacement, janitorial services, ...show moreNfss O&M services include operations and maintenance activities at the nfss facility. Additional work performed under this award includes agrain and transformer repairs, backflow preventer repair, building 429 renovation, installation of split unit heat pumps in building 429, hitman door replacements, hitman heater replacement, janitorial services, fire hydrant replacement, and HVAC unit repairs. | Celestix | Celestix AI