What is the Simplest Roof to Cover a Porch? A flat roof is the most straightforward roof to cover a porch. This design has a sleek, contemporary appearance and is simple to install. To ensure adequate water drainage and avoid pooling, a small pitch is frequently added. Many homeowners find flat roofs to be a sensible option because they are affordable and require little upkeep. Additionally, to match the style of your house, flat roofs can be combined with different materials like rubber, metal, or shingles. This simple roofing solution guarantees ease of use and functionality without requiring a difficult installation procedure.