The cost to shingle a roof ranges between $8,000 and $24,000 ... Basic asphalt shingles cost between $3.70 and $8.75 per square foot including installation. They often come in three-tab pieces ...

or built-up roofing. Shingles do not effectively seal joints, increasing the risk of leaks. The 2/12 Pitch Perspective Although a 2/12 pitch is not entirely flat—it equates to a 9.5-degree slope ...

In this article, we’ll explore why shingles should never be installed on a flat roof and how the same rules apply to low-sloped roofs with a pitch ... than expected. 3. Installation Problems ...