Design area for pitched roofs the roof area to be drained is a key factor in designing gutters and downspouts.
Roof gutter downspout design.
It has an angled outer wall that directs the flow of water into gutter sections.
There are two major factors to consider when deciding a gutter design.
To the design of the roof drainage system.
5 inch 5 520 square feet.
Adding additional sections of gutter reduces the length of each section and will reduce the gutter size.
Connects the gutter to the downspout.
The area of roof contributing runoff to each gutter and downspout should be determined.
See more ideas about downspout gutter gutters.
6 inch 7 960 square feet.
If a roof s various drainage areas call for different size gutters go for the biggest one k style.
Jan 20 2015 explore angelica muhi jarabe s board gutter design on pinterest.
The maximum accumulation of rainfall occurs when it falls perpendicular to the roof plane.
For practical purposes the roof gutter depths and areas used are assumed to hold true for all available gutter of a given style top width and material even though differences do occur.
A properly designed gutter and downspout system will take water from the roof of your house and direct it away from the house.
Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.
The gutter and downspout size requirement depends upon the number of sections and length of the gutter sections as well as the number of downspouts.
Also the gutter width in relation to height may also be adjusted.
The flows and capacities of the roof gutter and downspouts shown in this design guide are based on actual measurements taken from some of the materials available.
This spread sheet will help you calculate the gutter width and maximum distance between downspouts based on your maximum rainfall roof area and style of gutter.
Featuring durable vinyl construction this extension can be buried bent or connected to additional sections.
The flexible design easily bends and holds its shape and can be extended from 25 in.
The first is to make it wide and deep enough to collect all of the rainwater during the hardest rainfall.
Gutters will end where the roof no longer slopes downward.
The end part that closes the gutter so that water or stray debris won t flow out.
Without a gutter system water will simply fall off the roof and likely form pools near the base of your house.
Then use the information below to see what size gutter you need.
Use this downspout extension to divert water away from the foundation or connect to drainage pipe and catch basin to control drainage.
Factors to be considered in the design of roof drainage sys tems are the area to be drained size of gutters downspouts outlets slope of roof type of building and appearance.
