Uniform Mechanical Code - Chapter 5, 6 & 13 Chapter 5: Type 2 Hood Use IN Food Processing Establishments -- UMC/5/#1 - 3/1/99 (PDF Document, 11kb) Chapter 6: Use of Plastic Pipe in Buildings -- UMC/6/#1 (Rescinded Nov. 1, 2005) (PDF Document, 62kb) Chapter 13: Gas Meter Locations for Buildings Without Yards -- UMC/13/#1 - 7/1/96 (PDF Document, 12kb) PDF Information Some of the links on this page are to PDF documents. To open PDF files you will need Adobe Acrobat Reader installed on your computer, it is available for free from Adobe.com.