Master the Code: Engaging 10-Question IFGC Mastery Challenge

1. Tests performed by  __________ may be required by the code official where there is insufficient evidence of code compliance.

2. The IFGC regulates piping systems for natural gas with an operating pressure of _________ psig or less.

3. Appliances located in an attic shall be provided with a level service space not less than            inches deep and              inches wide.

4. Notching at the ends of wood joists shall not exceed                         the joist depth.

5. Where used, draft hoods and draft barometric regulators shall be installed                               

6. Suspended mechanical equipment shall be installed a minimum of                   inches above the adjoining grade.

7. When using the known air-infiltration-rate method for indoor combustion air, the maximum infiltration rate that can be used in the equations is                        ACH.

8. Where a space is provided outdoor combustion air through two openings, one opening must begin within                 inches of the top and within                inches of the bottom of the enclosure.

9. Where the air-infiltration-rate is unknown, a room or space providing indoor combustion air requires a minimum volume of                            cubic feet per 1,000 Btu/h of the appliance input rating.

10. Cuts, notches and bored holes are prohibited in trusses except where                            .