As most roofs are not flat this needs to be calculated we ll show you a simple way.
Flat roof gutter size calculator.
And reduction in down pipe size by using a funnel section.
5 inch 5 520 square feet.
Downpipe and eaves gutter calculator valley gutters generic rain water outlets for flat roofs.
The area that your chosen guttering system can cope with.
Water pipe size calculator information video water pipe.
Total roof area also affects runoff.
Simplified app for android phones.
5 inch 5 520 square feet.
Requires flow to be calculated in one of the other calculators.
The simple way to calculate gutter sizes.
The total rainfall and how rapidly it falls will affect the runoff from the roof.
We recommend using this calculator as a basic tool to begin determining the requirements for your drainage system however all information should be verified by.
Then use the chart below to see what size gutter you need.
If a roof s various drainage areas call for different size gutters go for the biggest one k style.
If a roof s various drainage areas call for different size gutters go for the biggest one k style.
An inch of rain is not much but it if falls in half an hour it could flood a gutter.
Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.
6 inch 7 960 square feet.
Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.
Northclad gutter size requirement calculator this calculator uses current data to calculate the required size of gutter as well as number and size of downspouts based on your input.
The effective roof area that will collect the rain which will need to be removed by the guttering.