1985 Ed.]
Building (Ventilating Systems) Regulations
[CAP. 123
BUILDING (VENTILATING SYSTEMS) REGULATIONS
HONG KONG
[Subsidiary]
L.N. 144/64.
(Cap. 123, section 38)
L.N. 60/71. L.N. 294/76. L.N. 362/80.
L.N. 235/82.
[23 October 1964.]
1. These regulations may be cited as the Building (Ventilating Systems) Regulations.
2. In these regulations, unless the context otherwise requires—
“Director” means the Director of Fire Services.
3. (1) Save as provided in paragraph (2) of this regulation and in regulation 7, these regulations shall apply to every ventilating system that embodies the use of ducting or trunking, which passes through any wall, floor or ceiling of the building in which the ventilating system is installed, from one compartment of such building to another.
(2) These regulations shall not apply to any ventilating system in buildings which are scheduled premises for the purposes of the Public Health and Urban Services Ordinance.
4. (1) Save as provided in paragraph (2) of this regulation and in regulation 7, every ventilating system, to which these regulations apply, shall comply with the following provisions—
(a) all moving parts thereof shall be securely fenced;
(b) every part thereof shall be accessible for the purposes of inspection, and, in particular—
(i) the spindle of every fan shall be so sited that its guard may be removed and a tachometer applied thereto; and
(ii) every air intake and exhaust shall be accessible for the purposes of measurement;
(c) no air intake for the ventilating system shall be sited in any place—
(i) which in the opinion of the Director constitutes a fire hazard; or
(ii) where waste or rubbish is likely to accumulate;
(d) the opening of every air intake shall be fitted with a screen constructed of corrosion-resistant material having a mesh not greater than 12 mm;
(e) every duct shall—
(i) be wholly constructed of non-combustible material having a strength and durability not less than that of galvanized sheet-iron or steel;
1041956552013
(Cap. 123)
Requirements with respect to ventilating systems.
L.N. 294/76.