§11-39-12 - Systems for ventilating only.

§11-39-12 Systems for ventilating only.

(a) Ventilating systems within the scope of these rules shall provide the required ventilation service for all occupied areas for which such form of ventilation is to be used. Systems shall comply with all applicable provisions hereinbefore listed. Ventilation air quantities shall be guided by ASHRAE Standard 62. Filtration shall be applied to mechanical ventilation supply or make-up air.

(b) Ventilation for restaurant cooking equipment.

(1) Ventilation for restaurant cooking equipment shall be guided by NFPA Standard 96.

(2) V7here the designer prefers not to exhaust above the highest roof, and higher than any adjacent roof at the property line, a grease vapor collector, exhaust fan, and fire barrier system approved by a nationally-recognized testing agency, may be used instead, provided

the designer furnishes details in his permit application, the installation is in accordance with the agency's approval.

(3) Hood and duct design shall be indicated on plans, to scale, with exhaust air and filtered make-up air quantities indicated.

(4) Hood design shall conform to figure 1 dated July 1981 and figure 2 dated July 1981 located at the end of this chapter; or design computations or test results satisfactory to the director shall be provided.

(c) Toilet exhaust shall be four cfm per square foot of toilet room floor area. If the make-up air is air conditioned, the exhaust rate may be reduced to two cfm per square foot.

        [Eff. January 31 , 1983 ] (Auth: HRS §§321-9, 321-11) (Imp: HRS §§321-1, 321-11)

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