An apartment owner may, without prejudice to the rights of other apartment owners, use the following collective areas and facilities in a proportional manner:
(a) Land of a joint housing,
(b) The base, foundation, pole, sewerage, beam, support, wall, outer wall, roof, hall, corridor, lobby, staircase, fire escape and way in and way out,
(c) The basement, solar, courtyard, garden, parking lot and godown,
(d) Generator post and guard post,
(e) Electricity, gas, parts arranging, making for cold and hot water, and parts of the building used for heating and air conditioning,
(f) Items of collective use such as elevator, pump, tank, motor, fan, garbage container.