Utah Public Procurement Place U3P #NS27-3

Sanpete County Courthouse Seeks Design-Build Contractor for Daikin VRF Retrofit

Sanpete County District Courthouse in Manti, Utah is seeking a design-build contractor to retrofit its historic courthouse HVAC system with a Daikin Variable Refrigerant Flow (VRF) heat recovery system. - Government Buyer: - Sanpete County District Courthouse (Manti, Utah) - OEMs and Vendors: - Daikin (primary HVAC equipment manufacturer) - Greenheck (energy recovery ventilator) - Products/Equipment Requested: - Daikin REYA240AATJA 20-Ton outdoor VRF heat recovery units (4 units) - Daikin BSF6A54AAVJ (1) and BSF8A54AAVJ (5) branch selector boxes - Daikin FXSA series medium-static concealed ducted indoor units (various models and quantities) - Daikin FXZA series 2x2 ceiling cassette indoor units (various models and quantities) - Daikin OTERRA mini-split systems for server room (2 units) - Greenheck recirculating ERV ventilation unit (1 unit) - Daikin BRC1NRV71 navigation remote controllers (32 units) - Daikin DCM601B71 intelligent touch manager controller (1 unit) - MERV 13 filter box cabinets (19 units, various part numbers) - Specialty refrigerant piping kits and accessories (multiple part numbers) - Services Requested: - Full design-build services including mechanical design, certified engineering, trade coordination, and installation - Demolition and removal of existing AHU, boiler, piping, and controls - Architectural restoration to historic standards (lath, plaster, molding, woodwork, paint) - Factory-certified Daikin commissioning, startup, and operations training for maintenance staff - Unique/Notable Requirements: - Only Daikin VRV equipment is permitted (no substitutions) - All piping, conduit, and drains must be fully concealed to preserve historic finishes - Courthouse will remain occupied; work must maintain operational continuity - No change orders allowed; fixed lump sum contract - BACnet/IP controls integration required - MERV 13 filtration for indoor air quality - Project must be completed in phases over a maximum of 24 months

Description

This solicitation is for a design-build project to retrofit the existing air handling unit and boiler system at the Sanpete County Courthouse with a Daikin Variable Refrigerant Flow (VRF) heat recovery system. The scope includes demolition, engineering, system installation, electrical work, controls, and architectural restoration while maintaining operational continuity and occupancy. The project requires concealed piping and systems due to the historic nature of the building and must be executed in phases over a maximum of 24 months. Bids must be submitted electronically by August 14, 2026, and no change orders will be accepted during the project.

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