North-west is the corner of Vayu or Air having induced with attributes of change and move. The direction is one of the important and vital for all living beings because air is essential for survival and change. North-west is the alternative option for making master bedroom after South-west as it helps couple to have right control over the children.
North-west is associated with the development of ladies, early marriage of girls and health of offspring that are looked after by Lord of this direction. Marriageable daughters should only be given North-west for their early marriage and it is also considered ideal for girls for many reasons. Well constructed North-west direction prospers the occupants with happiness, peace and development.
Extension in North-west is regarded inauspicious as it shortens North-east which can readily harm people of house. To avoid any repercussion of Vastu defect that may arise due to wrong construction in North-west direction, it ideal to consider and follow doctrine of Vastu Shastra to lead better and prosperous life. This direction can give everything provided it is Vastu compliant.