Griha Pravesh is a ritual followed by all Hindus. On this day the owners and family members enter the new house at an auspicious time. The Havan/ritual is done to drive away any ill effects of planets or any evil force.
Benefits of Griha Pravesh Puja
It is believed that Puja is performed to conciliate with the gods and planets so that the inmates of the house are blessed with good fortune.