I’ve never understood why roofers do this 🤷🏻‍♂️ #roofing #construction #tools

What happens here

This DIY project demonstrates a crucial technique for properly installing roof shingles, focusing on correct nail placement and shingle cutting to avoid exposed nails and ensure a watertight seal. The video highlights a common error in nailing and provides a visual solution using a utility knife to adjust shingle overlap, which is critical for long-term roof integrity.