8.0 Preferred Manufacturers List

Preferred List of Manufacturers (PML) contains specific manufacturers that are acceptable for use on U of M projects This section is divided by CSI number.  When the A/E uses U-M Master Specifications for a project, adding manufacturers from the PML as approved manufacturers in the specification is optional.

For University of Michigan Hospitals and Health Centers (UMHHC) funded projects, click here for a list of Preferred Manufacturers Lists specific to work at UMHHC.

Preferred Manufacturers List General Procedures

Request for Addition or Change of Listing to U-M Preferred Manufacturers List

Guideline Last Update Replaces Document
8.1 Substitutions February 2015 SID-E Substitutions
8.2 Architectural January 2019
8.3 Mechanical July 2022
8.4 Electrical September 2023
8.5 Site/Civil

U-M Design Guidelines Technical Committees, Committee Chairs and Email Addresses

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