If you need specific chapter summaries or solved examples from the book, feel free to ask – I can help explain concepts from it without violating copyright.
The PDF version of "Building Construction" by S. C. Rangwala is widely available online. There are several websites and online platforms that provide access to the book in PDF format. Some popular websites include:
Detailed drawings of paneled doors, flush doors, steel windows, and ventilators. It also covers standard sizes recommended by IS codes.
Searching for is common, but your best path is: