Listed open-top broiler units shall be
installed in accordance with the manufacturer's installation
instructions. [NFPA 54:10.19.1]
Unlisted open-top broiler units shall
be installed in accordance with the manufacturer's installation
instructions but shall not be installed in combustible
material. [NFPA 54:10.19.2]
Domestic open-top
broiler units shall be provided with a metal ventilating
hood not less than 0.0122 of an inch (0.3099 mm) thick with
a clearance of not less than 1/4 of an inch (6.4 mm) between the
hood and the underside of combustible material or metal cabinets.
A clearance of not less than 24 inches (610 mm) shall
be maintained between the cooking top and the combustible
material or metal cabinet, and the hood shall be as wide as
the open-top broiler unit and centered over the unit. Listed
domestic open-top broiler units incorporating an integral
exhaust system and listed for use without a ventilating hood
need not be provided with a ventilating hood where installed
in accordance with Section 921.3.2(1). [NFPA 54:10.19.3]
Commercial open-top broiler units
shall be provided with ventilation in accordance with Chapter 5. [NFPA 54:10.19.4]