This topic covers information related to meters and gauges installed in a plumbing system during construction. They function to measure gases or liquids, indicating usage, temperature, flow, level, discharge, velocity, pressure or vacuum.

This topic covers information related to the thermal insulation of plumbing equipment and piping that is installed during construction. Depending on the application and where the insulation is being added, it could be either glass fiber, glass foam, rubber foam, flexible plastic foam, rigid plastic foam, phenolic foam, or mineral wool.