Standard Eaves Gutter Sizes

However too large a gutter downspout can look unattractive.

Standard eaves gutter sizes.

Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage. The sizes available in this style are 3 4 5 and 6. The larger a gutter downspout the more water it can drain quickly. Then use the chart below to see what size gutter you need.

There is no limit to downpipe size or eaves gutter size. This type of down spout is considered the standard downspout style in households and is used with a 5 k style guttering system. Small 3 25 inch diameter. Standard 4 25 inch dia.

6 inch 7 960 square feet. Industrial 8 inch dia. K style sizes will typically range from 5 to 6. Commercial 6 50 inch dia.

5 inch 5 520 square feet. And 26 800 sq mm for flat eaves gutters the program will calculate the size and number of downpipes downspouts leaders required and the eaves gutter sizes you can choose a downpipe size and calculate the number required and the corresponding eaves gutter size. 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. You should have enough gutter downspouts to effectively handle the size of your entire gutter system.

7 and greater are appropriate for churches and larger commercial buildings. Oversize 5 25 inch dia. It also comes in sizes 2 3 and 3 4. 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.