Renovation of an office development in Idaho Falls, Idaho. Completed plans call for the renovation of a office development.

Sealed bids are invited from qualified HVAC contractors for the installation of multiple single-zone and multi-zone ductless and ducted heat pump systems at a facility located at 935 E Lincoln Road, Idaho Falls. Project specifications and bid documents are available upon request via email or phone. Bids must be submitted in a sealed envelope marked "Sealed Bid - HVAC Heat Pump Systems." The organization reserves the right to reject any or all bids and waive informalities. MECHANICAL WORK Provide and install the following: o Indoor air handling units including wall-mounted, ceiling cassette, and ducted units as specified. o Outdoor heat pump condensing units. o Refrigerant piping (line sets) between indoor and outdoor units, including insulation and supports. o Condensate drain piping from indoor units to approved interior drain locations or exterior discharge points. o Reuse of existing ductwork where specified; contractor shall inspect existing ductwork prior to connection. Any repairs, resizing, sealing, or insulation beyond minor connections are excluded unless addressed by change order. o Individual wall-mounted controllers for each zone. ELECTRICAL WORK (COORDINATED) Unless otherwise noted, the HVAC contractor shall include the following in the bid and coordinate with other trades: o Furnishing and installation of new electrical panels and/or circuits required to serve HVAC equipment. o High-voltage power wiring from panels to outdoor condensing units. o Low-voltage control wiring between indoor units and wall-mounted controllers. o Electrical disconnects and overcurrent protection for all outdoor units. o All electrical work shall comply with NEC and manufacturer requirements. 2.3 ROOF PENETRATIONS o Contractor shall create all roof penetrations required for refrigerant piping, condensate drains, and control wiring. o Contractor shall have a roofing contractor provide flashing and final sealing of penetrations. o HVAC contractor shall coordinate exact penetration locations prior to installation. 2.4 STRUCTURAL / ROOF LOAD EVALUATION Contractor shall retain a licensed Structural Engineer to perform a roof load evaluation for all proposed rooftop HVAC equipment. Evaluation shall include, but not be limited to: o Dead loads from outdoor units, curbs, stands, and piping o Live loads, snow loads, and wind loads as applicable o Load distribution and point loads at equipment supports Engineer shall provide stamped calculations and written confirmation that the existing roof structure is adequate to support the proposed equipment in accordance with applicable building codes