Steam-Heating Boiler operated at pressures not exceeding ______ for steam:

Commercial cloth dryer ducts shall have a minimum clearance of _____ to combustible materials:

Commercial Kitchen Exhaust equipment serving a Type I hood shall have a clearance to combustible construction of not less than ______ :

The minimum openable area to the outdoors shall be ____ of the floor area being naturally ventilated:

Fire dampers are not required at penetrations of shafts where the steel exhaust subducts extend at least   _______  vertically in exhaust shafts provided that there is a continuous airflow upward to the outdoors:

Underground Ducts shall have a minimum slope of _______ per foot  to allow drainage to a point provided with access:

Masonry chimney flues shall be provided with a cleanout opening having a minimum height of ______ :

The vent horizontal termination point for a mechanical draft system shall not be located closer than _____ to an interior corner formed by two walls perpendicular to each other.