Could you be a little more specific with the questions? What information are you looking for? There are many requirements for the installation of boxes and conduits within gyp board walls.
My Q is : it is acceptable or not to use wooden plate to support outlet box inside the gyp. board walls and also it is acceptable to use PVC conduits & boxes inside this type of wall
Please advise which NEC article should be follow it for this issue
My Q is : it is acceptable or not to use wooden plate to support outlet box inside the gyp. board walls and also it is acceptable to use PVC conduits & boxes inside this type of wall
Please advise which NEC article should be follow it for this issue
As simple as it is for some of us to install boxes without thinking about it, there are a lot of parameters to think about when and where the different type of boxes can and cannot be installed and how to install them.
If you have access to the NEC, you should take a look at Article 314.