Flat Roof Gutter Size Calculator

6 inch 7 960 square feet.

Flat roof gutter size calculator.

The effective roof area that will collect the rain which will need to be removed by the guttering. 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. 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.

Requires flow to be calculated in one of the other calculators. The total rainfall and how rapidly it falls will affect the runoff from the roof. As most roofs are not flat this needs to be calculated we ll show you a simple way. An inch of rain is not much but it if falls in half an hour it could flood a gutter.

5 inch 5 520 square feet. 5 inch 5 520 square feet. Gather some basic weather information to calculate the proper size for gutters and downspouts for a house. Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted square footage.

Water pipe size calculator information video water pipe. The simple way to calculate gutter sizes. Simplified app for android phones. There are two things you need to know.

Downpipe and eaves gutter calculator valley gutters generic rain water outlets for flat roofs. The area that your chosen guttering system can cope with. 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.

And reduction in down pipe size by using a funnel section.