Z--NE-RAINWATER BSN WMD HQ GEOTHERMAL HVAC

The U.S. Fish and Wildlife Service is seeking qualified vendors to replace and commission three geothermal water‑to‑air heat pump units at the Rainwater Basin Water Management District (WMD) in Nebraska. The scope includes supplying the specified equipment (2.5‑ton, 3‑ton, and 3.5‑ton units with R‑454B refrigerant, dual‑stage scroll compressors, variable‑speed ECM blowers, advanced microprocessor controllers, and associated accessories), performing removal of existing units, installing the new systems, integrating controls with existing building automation, and providing full commissioning and performance verification. Vendors must respond to the Q&A amendment and submit a revised quotation by the extended deadline. • Replace three geothermal heat pumps (2.5‑ton, 3‑ton, 3.5‑ton) with specified features. • Provide all required accessories, controls, and integration with BAS. • Perform removal of existing equipment, installation, and commissioning. • Submit a quotation by September 8 2026 (extended from September 2 2026). • Respond to amendment Q&A and acknowledge receipt as required.