Sofa Design DWG with Seating Depth Backrest and Full Dimensions

This sofa design DWG file provides a professionally drafted AutoCAD drawing suitable for residential and commercial interior furniture planning. The drawing includes a detailed sofa design shown in plan and elevation views with accurate dimensional annotations. Standard sofa measurements are clearly defined, such as overall sofa length ranging from 1800 mm to 2400 mm, overall depth approximately 800 mm to 900 mm, seating depth around 550 mm to 600 mm, and seating height close to 450 mm. Backrest height, armrest width, and cushion proportions are also indicated to ensure ergonomic comfort and visual balance. These sofa design details help professionals understand furniture scale, spacing, and placement within living rooms, lounges, and reception areas.