Gutter Size in New Orleans: 5-Inch or 6-Inch Gutters?
The short answer Many New Orleans homes do fine with 5-inch K-style gutters. Larger and steeper roofs often need 6-inch gutters, which carry a lot more water before they spill. A 3×4 downspout has about twice the opening of a 2×3, and a second downspout can fix overflow without changing