Appropriate Gutter Size

Then use the chart below to see what size gutter you need.

Appropriate gutter size.

Picking your gutter size. 6 inch 7 960 square feet. Roof pitch is very important for right roof gutter sizing. Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.

But don t overlook performance and quality which will over time. You can measure pitch with a 2 foot level and a tape measure. If a roof s various drainage areas call for different size gutters go for the biggest one k style. Installing the right sized gutter downspouts not only promotes efficient drainage but it can also save you money in expensive repairs by having the capacity to drain quickly.

The steeper a roof s pitch the more windblown rain it can collect. Hold one end of the level against the roof level it and then measure the distance between the roof and the underside of the level at its midpoint which. How to figure the right downspout size. 5 inch 5 520 square feet.

5 inch 5 520 square feet. 6 inch 7 960 square feet. Rectangular gutter downspouts are available in 2 3 3 4 and 4 5 sizes. Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.

If a roof s various drainage areas call for different size gutters go for the biggest one k style. 5 inch 5 520 square feet. Now finally you can find the appropriate gutter size by looking at the following figures showing the relationship between different gutter systems and the roof area they ll be able to drain. Then use the information below to see what size gutter you need.