4 BHK Apartment Plan design layout shows a 15x20 meter size. 4 BHK Apartment Plan Layout includes column placement, 4 bedrooms, living room, kitchen, dining area, and staircase is available. centerline plan is also available in this file. 4 BHK Apartment Plan dimensions are in a meter. Thank you for downloading the AutoCAD drawing file and other CAD program files from our website.