NATE GS Installation Practice Questions - NATE Gas Heating (Air) Installation Specialty Exam

Access More Questions

Per the National Fuel Gas Code (NFPA 54), a space is considered a 'confined space' for combustion-air purposes when its volume is less than:

10 cubic feet per 1,000 Btu/h of appliance input 25 cubic feet per 1,000 Btu/h of appliance input 50 cubic feet per 1,000 Btu/h of appliance input 100 cubic feet per 1,000 Btu/h of appliance input

Correct Answer:

50 cubic feet per 1,000 Btu/h of appliance input

Access more questions from this quiz

Continue to NATE GS Installation Practice Questions - NATE Gas Heating (Air) Installation Specialty Exam for more practice questions and the full quiz experience.

Access More Questions