The total flow is used to size the sump and overflow.
Box gutter measurements.
5 inch 5 520 square feet.
Then use the chart below to see what size gutter you need.
6 inch 7 960 square feet.
Box gutters are offered in colored kynar material 0 032 aluminum and 24 gauge galvanized steel 24 gauge galvalume plus 0 027 regular standard aluminum colors and in copper both 16 oz and 20 oz.
If a roof s various drainage areas call for different size gutters go for the biggest one k style.
Storm master gutters has 3 box gutter sizes to offer you the 6 7 and 8 inch.
Each size can hold more water than the last but if you pick one that is too large you risk water pooling in the rain system and causing problems.
By reducing the downspout spacing to perhaps 35lf you could use a 6 gutter with 9 4 x6 downspouts in lieu of an 8 system.
Find the width of the gutters.
Gutters typically come in 5 or 6 in 13 or 15 cm sizes and can be k style or half round place a sturdy 20 ft 6 1 m ladder on 1 side of your house so that you can reach the gutters.
Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.
When trying to decide on what commercial gutters you need it is important to realize that the size of the gutters can affect how well they work for you.