Roof Eaves Gutter Downpipe Sizing Calculator

To limit the effects of thermal expansion in gutters 50 ft.

Roof eaves gutter downpipe sizing calculator.

There is no limit to downpipe size or eaves gutter size. 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. This wizard makes it easy to calculate the roof design area by providing various shape calculations and the calculation for vertical walls area per international plumbing code ipc. To as nzs 3500 3 2015 stormwater drainage acceptable solutions.

Learn more how to storm water design for building sites. Smacna s new downspout and gutter sizing calculator enables the user to manually enter the design area of the roof or use the design area wizard for the calculation. 15 m is a practical maximum gutter length to be served by a downspout. The capacity of a sloped rectangular gutter may be approximated by using a gutter cross section area not less than that of a semicircular gutter and a depth to width ratio of at least 0 75.

This program will calculate the size of eaves gutters and the number of downpipes required for roof drainage.