As an alternative to installing the outlet fittings you can.
How to shorten gutters.
Flip a section of aluminum gutter upside down and set it on the table.
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.
Its easy less than 30 minutes and under 30 00 in parts.
Make sure you place the second cut on the piece of gutter you will be discarding.
Watch this video to learn more about diy gutter repairs and gutter guards for your home.
If the gutter continues around a corner cut the appropriate angle typically 45 degrees on that end.
Gutters over flows add downspout to bring water down from roof faster.
Cut along the marked line you placed on the aluminum gutter starting at the flange turning inward toward the opening of the aluminum gutter.
Use a carpenter s square to get around to the bottom.
If your gutters are steel buy steel roll flashing because galvanized steel corrodes aluminum.
Cut gutter section to length with hacksaw and aviation snips or with a 12 inch power miter saw fitted with a carbide tipped finish blade as shown.
Watch and learn how and stop.
For example if you are making the main cut with right hand tin snips you will make the second cut with left handed tin snips.
Bend the gutter and cut the bottom.
Finally insert the filling into the hole and fasten it with short screws.
Set up a work table.
Use tin snips to cut the gutter apron flashing roll in two 3 in.
Use the edge of the combination square to extend the pencil mark around both sides of the gutter.
Use the flange to mark the screwhole locations and bore 1 8 in holes through the gutter.
If you have difficulty cutting with the tin snips make another cut 1 to 2 inches away from the cut line with the alternate hand snip.
Cut a two inch long notch in the front lip of the gutter with tin snips to join a rain gutter section with an inside or outside corner piece.
Cut a four inch long notch to overlap and splice together gutter sections.
Steps for how to cut gutters.
Cut a starter hole in the gutter with a chisel drill or sabre saw and nibble out the finished opening with tin snips.