Step 1
Room & size
Room dimensions
Measurements are outside-to-outside. This version assumes the room attaches to the house along its width.
Width
ftProjection
ftWall height
ftKnee wall
ftRoof pitch
/ 12Floor
256 sq ft
16 × 16
Exterior walls
432 sq ft
48 lin ft
Roof with waste
296.8 sq ft
4/12 pitch
Ceiling
269.8 sq ft
slope adjusted
