NV C-37 Solar Practice Questions - Nevada C-37 Solar Contractor Examination Exam

Access More Questions

A drainback C-37 water- or space-heating array must empty by gravity when the pump stops. What continuous slope does FSEC practice require on collectors and outdoor piping?

Level piping is acceptable if the pump is oversized A high point in the middle of the array so water splits both ways 2 inches per foot toward the street 1/4 inch per foot back to the indoor drainback reservoir

Correct Answer:

1/4 inch per foot back to the indoor drainback reservoir

Access more questions from this quiz

Continue to NV C-37 Solar Practice Questions - Nevada C-37 Solar Contractor Examination Exam for more practice questions and the full quiz experience.

Access More Questions