Copperopolis Armory HVAC System Upgrade

The Copperopolis Community Center is seeking a qualified contractor to replace the existing rooftop evaporative cooling system at the historic Copperopolis Armory with a new ductless mini‑split HVAC system and associated kitchen exhaust. The work must be performed as a complete, turnkey installation, complying with 2022 California building, mechanical, plumbing, electrical, energy, and CALGREEN codes, and must respect historic preservation constraints (no core or cut of masonry without approval). The contractor will provide all equipment, installation, testing, commissioning, documentation, and warranties. • Replace rooftop evaporative system with ductless multi‑room heat‑pump units (various capacities, e.g., 1.5 TR, 5 TR). • Install kitchen exhaust fan and related ductwork. • Provide condensate drainage, refrigerant piping, electrical disconnects, and programmable thermostats. • Coordinate with other trades, maintain historic fabric, and meet noise‑control and energy‑efficiency standards. • Mandatory pre‑bid conference on Oct 15, 2026; bid submission due Oct 30, 2026.