Step 2 drill four holes in each corner of the outline you made of the sleeve drill one hole.
Cut holes in gutters.
Step 1 is to draw the shape of the hole and drill s few holes around that shape.
Make sure the patch is large enough to overlap the hole by at least 1 in 2 5 cm on all sides.
Cut the gutter from the bottom with a fine toothed hacksaw.
If the patch isn t already small enough to lay flat against the inside of the gutter and over the hole cut it down to size with your metal snips.
On the bottom of the gutter itself take a pencil or marker and trace the outline of a sleeve.
Once you cut the patch it may have sharp corners and edges.
Keep your thick work gloves on.
Here you can see the shape of the downspout flange i had.
Place the blade in the 90 degree or right angle grooves of the miter box or on the line drawn with the square and cut the vinyl gutter firmly.