Nccer Plumbing Level 1 |52 Questions| With Correct Answers.

Reaming is a process after cutting pipe to remove {Ans: Burrs}Solvent welding does t work for this material, so you must use heat fusion or mechanical joints and clamps when joining. {Ans: PE}SDR is a fixed ratio between outside diameter and {Ans: Wall thickness}All of the following are common valves used for water supply system except {Ans: Butterfly valve}In order to prevent turbulence when more than one tee is installed in a line, a tube should have a minimum of {Ans: 30" of tube between tees}The preferred tool for cutting tubing is a {Ans: Handheld cutter}