First you should tackle the corners of your gutter with your application gun and evenly apply the silicone rubber sealant.
Diy gutter rash repair.
For the following steps one should choose dry weather.
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Then use a power washer or the strongest blast from your.
The hangers will be stronger if you screw them into a rafter.
If your gutter is still basically sound the easiest way to stop the leak is by covering the damaged area with roof and gutter repair tape available at home centers and hardware stores.
Mount a gutter hanger.
Then drive the hex head screw through the wood trim behind the gutter.
Now you should use your bush and apply the silicone rubber sealant on all affected areas of your gutter to seal your leaks.
Hook the gutter hanger under the front edge of the gutter and over the back edge.
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Prepare the gutter by scraping out as much old tar or caulk as possible.