The Grahapravesh is also called Vastu. Vastu pooja for Vastu devata is performed outside the house before the actual entry into the house. During Vastu puja, a kumbh (copper pot, as in the Bhoomi puja) is consecrated through worship out side the house. The Vastu pooja is undertaken to expiate the sins that could have been committed by the owners of the house during construction. After completing the Vastu and Kumbh pooja, the copper pot is taken inside the house by the husband and wife to a place where havan and various poojas take place. In the ritual inside the house different poojas like, pooja of sun, pooja of lamp, Ganpathi pooja, Pooja of the Kul devta, pooja of four directions, showering (abhishek) of the couple with water, Lakshmi pooja and Homa are all done. This pooja is concluded by distributing peanuts, dry fruits and pede- a kind of sweet made of milk, as prasad. Finally the guests are fed.On the eve of the graha pravesh, vastubali is performed inside the house. This is a pooja performed by a priest who is not a member of the family. It consists of Ganapathi pooja, Punyaha and Vastubali homa. These are done to appease the gods and propitiate them.
On the day of the grahapravesh, before sunrise, Punyaha for vastu shudhi (purification) and Ganpathi poojas are done. According to the muhurat, members of the family enter the house. They carry ashtamangalya (eight kinds of godly things), navadhyana (nine kinds of grain), kodimundu (good piece of cloth) mirror, sandal etc. To the new home. The ashtamangala may consist of any eight auspicious things. A typical ashtmangala for functions like marriage, house warming etc. Would contain the following eight things kept on a platter.
1. Flowers 2. Fruits 3. Val kannady, the mirror used in the marriage 4. Betel leaf and out aracanut or the betel nut 5. A small lamp 6. Rice colored with turmeric (mangala akshatha) 7. Kumkumam, kanmashi (a black eye ointment used to highlight the eyes) 8. Washed dhoti Any nine kinds of seeds can be used as navadhanya; with minor restrictions evolved through practice. For example, gingerly is not used in auspicious occasions in some parts of the state. The seeds used are paddy grain, flex, wheat, pulse, small and large beans, thina-a small gracing. After entering the house Lakshmi Narayan pooja is performed. The grahanath (the wife) meanwhile boils milk in the kitchen, which should boil over and flow out, signifying abundance. The owners are required to stay overnight in the new house after the Grihapravesh ritual.
Pooja for new house constructed (Entering) all Pooja to Vasthu devatha, Boomi Devatha, Navagraha, Ganapathy etc., For peacefulness in the house, without any misunderstanding in the persons living, also for mental peace.