Then use the chart below to see what size gutter you need. (If a roof’s various drainage areas call for different gutter sizing, go for the biggest one.) K-Style: 5-inch 5,520 square feet. 6-inch …

Oct 3, 2024 · Factors Affecting Gutter Size. There are several key factors that influence the size of gutters your home needs:. Roof Drainage Area. The roof drainage area is the total surface …

Oct 28, 2024 · This guide to gutter sizes will help you understand which size suits your home and regional rainfall needs before consulting with licensed gutter installers. Standard Gutter Sizes. …

This app allows you to easily and accurately size downspout and gutters using the methods and formulas covered in SMACNA’s Architectural Sheet Metal Manual (ASMM). The Rainfall …

Jan 17, 2025 · The sizing of gutter systems may vary depending on several factors, including the size and slope of the roof, the climate, and local building codes.Still, there is a gutter and …

Aug 29, 2024 · The size is determined mainly by the size of your gutters. 5-inch K-style gutters typically use 2-by3-inch or 3×4-inch rectangular downspouts, while 6-inch ones use 4×5-inch …

Gutter Sizing. In sizing gutters, the following considerations apply for typical section lengths of 8 to 10 feet( 2.41 to 3.0m): Spacing and size of outlet openings. The gutter can never be any more …

The SAF Perimeter Systems Gutter/Downspout Capacity Table (click to enlarge) relates Downspout Size to Gutter Sizes. Water capacity values of a gutter & downspout system is …

Oct 8, 2024 · Here’s a quick reference chart for standard gutter sizes and gutter downspout sizes: Gutter Size: Typical Downspout Size: Max Rainfall Intensity (in/hr) Suitable Roof Size (sq ft) 5 …

The chart given below has been based on the assumption that 10cm² of gutter and 8cm² of downpipe is sufficient to effectively drain 10 m² of roof area under average rainfall conditions. …