Choosing the right materials and techniques for your roofing can significantly affect the roof’s structure ... Challenges Flat roofs with a pitch of 2/12 or less are designed to be almost ...

1. Water Drainage Issues ... thus risking leaks. The 2/12 Pitch Perspective But my roof isn’t totally flat? While a 2/12 pitch is not entirely flat—it equates to a 9.5-degree slope ...