Sizing Box Gutters
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Gutter sizing step 1 determine roof area to be drained.
Sizing box gutters. Calculate roof area to be drained by your gutter system and note. Gutter sizing step 2 research historical rainfall data gutter sizing step 3 calculate water flow during rainfall extremes gutter sizing step 4 calculate water handling capacity for gutter downspout options. 6 inch 7 960 square feet. Please lower the maximum spacing between downspouts to see this effect.
If a roof s various drainage areas call for different size gutters go for the biggest one k style. Downpipe eaves gutter long straight eaves gutters box gutter to rain water head box gutter vertical faces box gutter side o flow box gutter vertical o flow storm water pipe size storm water network overland flow path spitter upstream end custom rain water head. The total flow is used to size the sump and overflow. The side with the maximum flow is used to size the box gutter.
5 inch 5 520 square feet. If a roof s various drainage areas call for different size gutters go for the biggest one k style. Adding additional downspouts will require less gutter and downspout volume resulting in smaller gutters downspouts. 5 inch 5 520 square feet.
Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage. Then use the information below to see what size gutter you need. Then use the chart below to see what size gutter you need. Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.