Trehan Luxury Low Rise Floors in Sector 35 Sohna, South of Gurgaon by Trehan Group. Trehan offers 3BHK + Basement + Terrace Luxury Floors with premium amenities. Call 9250933999 For Trehan Floors Price. The 3BHK + Basement + Terrace Luxury Floors Sohna are thoughtfully designed with ample space, premium finishes, and the latest in design trends. Whether you are looking for a perfect home for your family or a wise investment, these homes provide the ideal living environment. The sizes of the apartments vary, but the standard unit spans an impressive 1323 Sq.Ft, offering plenty of room for relaxation and entertainment.