Standard Roof Gutter Sizes

Half round 5 inch 2 500 square feet 6 inch 3 840 square feet.

Standard roof gutter sizes.

Then use the chart below to see what size gutter you need. As a general rule egutter recommends for roof areas that exceed 2800 square feet a 6 k style size with a 3 x 4 downspout size would be appropriate. 15 m is a practical maximum gutter length to be served by a downspout. 6 inch 7 960 square feet.

5 inch standard k style gutter shop 5 gutterbrush. Measure your gutter across the top from the back where the gutter meets the home to the outer edge. This is most common in the k style gutters. You should have enough gutter downspouts to effectively handle the size of your entire gutter system.

Gutters come in different sizes. Downspouts also come in different sizes such as 2 3 inches and 3 4 inches in size. K style sizes will typically range from 5 to 6. The capacity of a sloped rectangular gutter may be approximated by using a gutter cross section area not less than that of a semicircular gutter and a depth to width ratio of at least 0 75.

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. Metal corrosion issues all gutter and components must be the same to prevent electrolysis or electrical. To limit the effects of thermal expansion in gutters 50 ft.

See photos below most residential gutters will measure approximately 5 inches across the top with the actual opening being approximately 4 5 inches. They can be 4 5 or 6 inches. Five inch k style gutters six inch half round. There are two most common type of residential gutters that we will talk about in this post for reliable roof gutter sizing.

7 and greater are appropriate for churches and larger commercial buildings. However too large a gutter downspout can look unattractive. Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage. The larger a gutter downspout the more water it can drain quickly.

Most downspouts are rectangular but they can also be round or square. Gutter style gutters are typically k style and half round styles though custom profile are available.