Write down those dimensions.
How to measure for gutters on a house.
Multiply length peak to eave by width to determine square footage.
Measure the length of each gutter run.
To find the roof pitch hold a level against the roof until it is level then look at the middle of the level and measure upwards until you get to the roof.
5 inch standard k style gutter shop 5 gutterbrush.
Measure the roof to get the watershed area the area from which water will run off.
This number will tell you your roof pitch.
It can easily overwhelm your gutter capacity.
Once you are safely on the roof move carefully to one end of the gutter run.
5 inch 5 520 square feet.
Keep in mind that some homes will provide roof.
The steeper a roof s pitch the more windblown rain it can collect.
You need to multiply that drainage area by the roof pitch and the rainfall intensity.
Multiply the drainage area by the roof pitch factor and rainfall intensity to find out the adjusted.
Find the width of the gutters.
Measuring existing gutters 1.
See photos below most residential gutters will measure approximately 5 inches across the top with the actual opening being approximately 4 5 inches.
Hold an extended tape measure at the end of the level that is.
Run the tape measure from 1 corner of the gutter as far as you can go toward.
If a roof s various drainage areas call for different size gutters go for the biggest one k style.
Place a sturdy 20 ft 6 1 m ladder on 1 side of your house so that you can reach.
Use a measuring tape to find the length of the twine from its end to the spot marked by the masking tape.
Measuring gutter runs from a roof safely access the roof.
If the gutter turns an outside corner add the width of the gutter to the length measured do this twice if the gutter turns the corners at both ends.
Measure length of.
Secure twine on one end of run.
Measure your gutter across the top from the back where the gutter meets the home to the outer edge.
Then use the chart below to see what size gutter you need.
How do you calculate gutter size.
Note places where two roofs form a valley which will affect runoff because water will come from two sides.
Adjust the level until it reads level.
Place the torpedo level on the roof with the level body sitting perpendicular to the roof peak.
Locate the easiest point to access your roof.
Adjusting for pitch and rainfall.
Remember to move the ladder as you go along the house that way you do not fall off the ladder when you are on it.
Figure out how many gutters you will need next figure out how many gutters you will need for the total count.
6 inch 7 960 square feet.
