Vastu purusha mandala is the metaphysical diagrammatic design of cosmos on which the whole concept of Vastu Shastra is based. It is believed that Vastu purusha is lied down on the cosmos which constitutes energies in a way that his head is resting in North-east
direction which represents balanced thinking; lower body facing South-west
which represents strength and firmness; his navel is in center of the earth signifying cosmic awareness and holiness; his hand face North-west
which signifies energy.
Vastu purusha is the presiding deity while other eight directions have their own specific God that governs their direction. The mandala is basically enclosed area in which Vastu purusha is lied down signifies his birth from nature. On the basis of this structure and prescribed directions construction is recommended and all the physical features are decided in terms of ventilation, doors, windows, location etc.
The Vastu mandala instructs us to locate different features into the place of presiding God to get maximum benefits in terms of good health, wealth, peace, progress and prosperity. The experts of Vastu frame a module to divide the areas according to which every placement and direction for physical feature is ascertained. However the most important place in Vastu purusha mandala is ‘Brahamasthana’, it is the sacred place (centre) which is considered appropriate for divinity and worship.
Vastu purusha mandala is followed by all experts with due respect and dignity in different design structures including temple, hospital, house, office, factory etc.