Use the old adage measure twice and cut once then turn the gutter upside down on the table and mark it all the way around.
How do you shorten a rain gutter downspout.
If the gutter is badly rusted or has been heavily coated with tar that you can t scrape out spray on a special adhesive primer before applying the tape protecto tek is one brand but you may need to special order it.
Transfer your measurement to the downspout and make a mark on both sides with your pencil.
You can cut vinyl guttering in a variety of ways but the easiest is with a common utility knife found in most homes.
Extend the cut mark around the aluminum gutter by aligning the blade of the combination square with the length mark you placed on the bottom surface of the aluminum gutter and running the carpenter s pencil along the edge of the combination square blade.
Use a carpenter s square to get around to the bottom.
Roofing gutters and all waterproofing anywhere best way to shorten downspout.
Prefer a large blade utility knife given the thickness of the guttering but there is no need for power tools when working with this type of guttering.
Step 1 find the right location.
How to cut a downspout into a gutter.
Measure from the bottom of the main gutter to the ground.
At my mom s house the previous owner added a deck to the back of the house and didnt re route or extend the.
A utility knife can make any type of cut you need.
First measure the height of the downspout from the top to the bottom.
However an easier way is.
Step 3 file the edges and apply sealant.
Cut the tape with a scissors or a razor knife photo 2.
How to cut a rain gutter downspout.
Step 4 secure the sleeve to the gutter.
You can use a tape measure to find the dimension you need for the length of the downspout.
Step 2 drill four holes.
Step 1 measure for length.
If not measure the appropriate length you will need to cut.
The first thing you should do is decide where the best place to reconfigure one of your downspouts into a gutter.
Step 2 use square to make straight line.
Laying your gutter on the workbench measure off the amount of gutter you want to cut and mark it with a pencil.
Remember measure twice cut once.
Then with the combination square transfer the line down each side of the aluminum gutter.
Hook the tape measure on one.
If you have an older one already installed measure the existing downspout for perfect measurements by taking the old one down.