If you’ve used PVC as a building material in your projects you may have run into trouble finding a way to make three pipes joint at right angles to each other (like the corner of a box outline).

Electrical Polyvinyl Chloride (PVC) Conduit covers electrical polyvinyl chloride (PVC) conduit (EPC) for above ground and below ground use. This standard lists dimensions and other significant ...

A. As stated in Sec. 352.44, if PVC conduit is installed in a straight run between securely mounted items such as boxes, cabinets, elbows, or other conduit terminations, expansion fittings must be ...