Exhaust openings
terminating to the outdoors shall be covered with a corrosion-resistant screen having not less than 1⁄4 of an inch (6.4 mm)
openings, and shall have not more than 1⁄2 of an inch (12.7
mm) openings.
Exception: Clothes dryers.
Exception: Clothes dryers.
Exhaust ducts shall
terminate in accordance with Section 502.2.1 through Section
502.2.3.
Environmental air
duct exhaust shall terminate not less than 3 feet (914 mm)
from a property line, 10 feet (3048 mm) from a forced
air inlet, and 3 feet (914 mm) from openings into the
building. Environmental exhaust ducts shall not
discharge onto a public walkway.
Ducts conveying
explosive or flammable vapors, fumes, or dusts shall
terminate not less than 30 feet (9144 mm) from a property
line, 10 feet (3048 mm) from openings into the building,
6 feet (1829 mm) from exterior walls or roofs, 30 feet
(9144 mm) from combustible walls or openings into the
building that are in the direction of the exhaust discharge,
and 10 feet (3048 mm) above adjoining grade.
Other product-conveying outlets shall terminate not less than 10 feet (3048 mm) from a property line, 3 feet (914 mm) from exterior walls or roofs, 10 feet (3048 mm) from openings into the building, and 10 feet (3048 mm) above adjoining grade.
Other product-conveying outlets shall terminate not less than 10 feet (3048 mm) from a property line, 3 feet (914 mm) from exterior walls or roofs, 10 feet (3048 mm) from openings into the building, and 10 feet (3048 mm) above adjoining grade.
Commercial
kitchens exhaust ducts shall terminate in accordance with
Section 510.9 or Section 510.10.