To correct this yourself you ll need to measure from the peak to the downspout.
Restore gutter slope.
A gutter over 30 feet needs two downspouts.
First determine the location of each one of your downspouts.
If it is improperly pitched you will need to adjust the gutter slope.
Measure the length of the gutter that you plan to adjust.
Pull the gutter down about 3 quarters of an inch lower than it originally was.
Get on a ladder after a rainstorm and look in the gutter.
Using a ladder and gutter cleaning safety the best way to access your gutters is with a ladder leave working from the roof to the pros.
For example if you have 30 feet of guttering the calculation is 1 4 x 3 0 75 i e.
The gutter should have a quarter inch of slope per 10 feet.
Then fasten one end of the string at the highest point of the gutter and the other at the spot where the downspout will be.
You want at least a quarter inch of slope for every 10 feet.
If there s standing water it s not pitched properly.
How to determine gutter slope the best way to calculate the slope of a gutter run before hanging it is to use a long string and a string level.
Gutters need to be pitched toward the downspouts for the water to flow properly.
Put a temporary screw at the back to adjust the pitch.
This means the downspout end of the gutter should be set 3 4 of an inch lower than the other end.
Ask someone to hold the gutter while you loosen and remove the gutter brackets or hangers.
It should pitch from the middle toward the downspouts at each end.
How to fix gutter slope.
Always set a ladder on solid stable and level ground.
As a general rule gutter slope is set at 1 4 inch per 10 feet of guttering.