Flat owner shall be responsible for the proper installation, safety and stability of the air-con (casement/window unit/split type). Air-con must be installed only by a BCA trained air-con installer.

Method of installation/location of air-con window unit and split type condensing unit must be in accordance with the approved location and installation method.

Location of Air-conditioner	Position of Air-conditioner	Installation Method
		Split Unit ACU	Window Unit
Flats with Air-con Ledge	On concrete ledge	Drawing K	N.A.
Flats without Air-con Ledge Master Bedroom	Within Air-con opening	Drawings A1, A2, A3, G1 & G2	Drawings B1 & B2
	At parapet below window nearest to bedroom door (when existing Air-con opening is not suitable for the installation of the Air-con condensing unit)	Drawing C	N.A.
	Air-con cabinet	Drawings J1 & J3	Drawing J2
Other Bedrooms	On window sill nearest to bedroom door (originally provided by HDB)	N.A.	Drawing D
Study-cum-Bedroom (where sliding doors are provided)	On extreme left of window sill when viewed from bedroom door (originally provided by HDB)	N.A.	Drawing D
Service Balcony	On the floor of service balcony or on the walls of the unit within service balcony	Drawing C	N.A.
Kitchen (1- and 2-room flats only)	On the brick or reinforced concrete parapet wall below window only	Drawing C	N.A.

Location of Air-con	Position of Air-con	Installation Method
		Split Unit ACU	Window Unit
Flats with Air-con Ledge	On concrete Air-con Ledge	Drawing K	N.A.
Flats without Air-con Ledge Master Bedroom	Within Air-con opening	Drawings A1, A2, A3, G1 & G2	Drawings B1 & B2
	On window sill nearest to bedroom door (when existing Air-con opening is not suitable for installation of Air-con condensing unit), or	Drawing H	Drawing F
	On the parapet below window nearest to bedroom door (when existing Air-con opening is not suitable for installation of Air-con condensing unit)	Drawings C, E1 & E2	N A
	Air-con cabinet	Drawings J1 & J3	Drawing J2
Other Bedrooms	On window sill nearest to bedroom door (originally provided by HDB)	N.A.	Drawing D
Study-cum-Bedroom (where sliding doors are provided)	On extreme left of window sill when viewed from bedroom door (originally provided by HDB)	N.A.	Drawing D
Service Balcony	On the floor of service balcony or on walls of the unit within service balcony	Drawing C	N.A.
Kitchen (1- and 2-room flats only)	On the brick or reinforced concrete parapet wall below window only	Drawing C	N.A.

Note: Flat owners can check with their HDB Branch Office if they need to install additional compressor units or inquire on the location and method of installation for Air-conditioner.



No tray or receptacle should be placed beneath and/or on top of any air-conditioning unit so as to avoid condition favourable for mosquito breeding. NEA may take legal action against anyone who creates a condition favourable to the breeding of mosquitoes.



If you need help to replace/install your Air-conditioner, you may refer to the list of BCA trained air-conditioner installers.

Last Updated on 19 Jan 2010