The outside diameter of a 1/2 inch PVC pipe is approximately 0.840 inches.
Use PVC for the drain line. It does not require insulation.
The best PVC pipe leak sealant to use for repairing a leak in a PVC pipe is a solvent-based PVC cement specifically designed for PVC pipes.
3.5"
A pipe cutter is the best tool to cut PVC pipe.
To repair a PVC pipe, you can use a PVC pipe cutter to remove the damaged section, clean the area, apply PVC primer and cement, then connect a new piece of PVC pipe using a PVC coupling or repair fitting.
this depends on the class of the pipe as the higher the class the thicker the pipe
Yes, if it is rigid PVC conduit approved for electrical installations. Don't use PVC water pipe as it will be rejected if inspected.
Yes.
It will connect to the PVC pipe into the wall which ultimately will connect into the main sewer line outside.
No, do not use glue. Use teflon tape or pipe dope on the threads. You should also make sure you always put the male PVC thread into the female metal thread. If you do it the other way you will tend to split the PVC fitting when you tighten the threads.
To disconnect a PVC pipe, you can use a PVC pipe cutter or a hacksaw to cut through the pipe. Be sure to wear safety goggles and gloves, and make sure the pipe is empty and dry before cutting.