Please see the below for the elevation chart for Cairnhill Nine. The elevation chart shows that there are a total of 90 units of Bukit Batok EC 1 Bedroom + Guest which indicate that around 1/3 of the development is made up of the type.
Elevation Chart Cairnhill Nine
This is due to the fact that most buyers might be looking at Cairnhill nine condo by investment and 1 + Guest is an excellent layout that allows flexibility in renting out the unit coupled with rental yield potential. The layout is also excellent for young couples looking for their own personal space and the guest room can be converted into an additional study room or wardrobe space.