7/27/17: PVC Expansion

Poll created by dvigstol Employee on Jul 27, 2017

Eighty-five feet of Schedule 40 PVC conduit is installed on the exterior of a building between two LBs (conduit bodies).  Over the course of a typical year, the conduit will be exposed to a temperature differential of 50 degrees Fahrenheit. In order to permit the conduit to expand and contract without damaging fittings, an expansion fitting(s) must provide for how many inches of movement?

13 total votes
  • 1 ¾ inches
    10
  • 2 ¼ inches
    1
    Your vote
  • 2 ½ inches
    0
  • 1 ½ inches
    2