Monroe County Intermediate School DistrictIssuing agency·Monroe County, MI·via the Michigan SIGMA Vendor Self Service portal2026 MCISD Transition Center HVAC Project
The contractor must demo the old boiler and piping, furnish and install a new Lochinvar FTX500N boiler with Bac Net MSTP, gas pressure switches, cond neutralization kit, and Grundfos pump; furnish new HW piping; perform insulation and testing. Electrical work includes demo and installation of various feeds, junction boxes, flow switches, temperature sensors, and controls. The contractor must also remove and replace the coil and condensing unit (unit provided by Trane), including refrigerant recovery, refrigerant piping, sheet metal, insulation, crane and rigging, and testing. Additional electrical work includes demo and installation of control conductors, seal-tights, temp probes, solenoid feeds, and refrigerant monitor electrical work.
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Most Michigan work asks for the two below, and the solicitation documents are where it’s stated. Apply straight through for it — or prequalify once and skip the application on both.
A surety’s written statement that it expects to bond you up to a stated amount, subject to final underwriting. It’s what a GC or agency asks to see before they take your bid seriously.
Source: Michigan SIGMA VSS (solicitation RFP-MISD-270000000252-1), retrieved via the Michigan SIGMA Vendor Self Service portal. View the official posting, and always confirm requirements and deadlines with the issuing agency.
