Hong Kong Regulations

BUILDING (STANDARDS OF SANITARY FITMENTS, PLUMBING, DRAINAGE WORKS AND LATRINES) REGULATIONS - REGULATION 22

Storage tanks for flushing water

(1) Storage tanks for water solely for flushing purposes shall be provided in
every building in which watercloset fitments, trough waterclosets, urinals or
slop sinks are installed.

(2) Every such tank shall-

   (a)  at a position above the level of the highest fitment or on a suitable
        water tower;

   (b)  fitted with a suitable close fitting cover; and

   (c)  provided with adequate access to enable the tank to be entered and
        cleaned.