12x16m house plan rainwater slope drawing is given in this AutoCAD file. There are 4 holes are provided with the slope of 1%. For more details download the AutoCAD drawing file.
Plastic Pipework AutoCAD d
Water system utilities for
Sewer and water line layou
Under water below gutter t
2D design of cross section
Trench section detail draw
Bathroom with bathtub cons
Dam Anchor Support Batten
Pipe connection structure
Pipe joinery detail drawin
Cistern tank main plumbing
Drainage System Structure