Clearvue: If PVC is used, the pipe can be grounded with a wire run on the outside of the pipe, attached to a screw driven into the pipe every 5 feet. The screw running into the interior of the pipe will drain off any charge. | Clearvue: If PVC is used, the pipe can be grounded with a wire run on the outside of the pipe, attached to a screw driven into the pipe every 5 feet. The screw running into the interior of the pipe will drain off any charge. |