Building (BLD)

BLD 142
- Principles of Plumbing Trade III

Studies sizing of water piping and control valves, piping materials, piping layout, and the proper installation of water piping. Explains how to identify cross control and the critical levels of contamination, means of protection against back flow, installing back flow preventers, and back flow preventive testing. Lecture 3 hours per week. 3 credits.


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