Birla Punya start at 2800 square feet,. The RERA process is currently being used to approve the 5.7-acre construction in Pune that houses 3 and 4 BHK apartments; clearance is expected soon.A floor plan is an . It contains information about the rooms’ dimensions, ranging the spaces between wall surfaces, and the sections that are frequently used.The well-thought-out Birla Punya Floor Plan can be bought in three and four bedroom versions.