SC Plumber Contractor Practice Questions - South Carolina Plumber Contractor Examination Exam

Access More Questions

Using IFGC Table 402.4(2) (Schedule 40 metallic, natural gas, less than 2 psi, 0.5 inch w.c. drop, specific gravity 0.60), a 3/4-inch pipe at 100 feet is listed at 104 cubic feet per hour. A 200,000 Btu/h appliance on a 1,000 Btu/cf gas supply requires 200 cfh at a 100-foot longest length. What is the smallest listed pipe that will serve it if the 1-inch row is 197 cfh and the 1-1/4-inch row is 404 cfh?

1/2 inch 3/4 inch 1 inch 1-1/4 inch

Correct Answer:

1-1/4 inch

Access more questions from this quiz

Continue to SC Plumber Contractor Practice Questions - South Carolina Plumber Contractor Examination Exam for more practice questions and the full quiz experience.

Access More Questions