Using a small trowel a gutter scoop or your gloved hands clear away as much debris as possible dropping it into a bucket for disposal.
Patching gutter leaks.
Leak stopper rubber flexx has a great 2 part system with waterproof tape and liquid coating.
If the hole is small you can use plastic roofing cement.
Leaky gutters are easy to repair.
Use a commercial grade gutter sealant and simply re apply where needed in a thorough manner.
Remove any screws or connecting hardware at the joint and then disassemble the leaking portion of the downspout.
It is easy to fix the leaking rusted seams where gutters connect to each other.
Sand away as much of the rust as possible and spray on a rust preventative paint.
This guide explains how to fix gutter leaks specifically when repairing a small or large hole in metal gutters.
You may need to remove other gutter or downspout sections near the leaky joint first.
Video sponsored by gardner gib.
Any issues like this need to be resolved before new sealant can be applied.
If it is large use a piece of galvanized metal flashing.
Finally thoroughly clean the area of dirt debris shingle granules etc so that the new repair will hold properly.
2 clean the joints replace the gaskets.