Prepare a tube of exterior grade polyurethane caulk.
How to fix leaking pvc gutters.
Remove any screws or connecting hardware at the joint and then disassemble the leaking portion of the downspout.
You may need to get on the roof and use a scrub brush for areas of the gutter system that have built up silt and mud.
This is where the gloves come in handy.
Many factors play a role in choosing the right sealant for gutter leak repair.
While not a permanent fix you can generally get another season or two out of the gutters as long as the damage isn t extensive by applying a silicone or rubber gutter caulk or sealant.
Wash the seam area of the gutter.
Again it s essential that the area to be fixed be clean of leaves and other debris.
Apply a bead of caulk along one of the cracks.
You may need to remove other gutter or downspout sections near the leaky joint first.
Once the gutters are cleared you can use a garden hose to rinse the excess gunk out of the gutters.
You will need to start by cleaning all the debris out of the gutters.
How to repair plastic gutter seams.
Apply a bead of caulk along one of the cracks.