How To Fix A Leaking Plastic Gutter Seam

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.

How to fix a leaking plastic gutter seam. For sealing and joining lap seams in aluminum or vinyl gutters and downspouts we recommend a permanently flexible and water resistant sealant. Apply a bead of caulk along one of the cracks. Clean the repair area to remove any grime or debris. The first step is to gain access to the area in a safe and secure way.

How to repair plastic gutter seams. Next use a chisel or some type of scraping tool and remove all of the old sealant. If you aren t comfortable on a ladder don t get on one it s simply not worth it. Replace all pieces that make the seam and then finish by re adding the screws.

If possible flush out gutters with a garden hose then allow them to air dry for a clean fix. Get ready to seal. Wash the seam area of the gutter. Apply a bead of caulk along one of the cracks.

Prepare a tube of exterior grade polyurethane caulk. Find the crack and scrub the area around it to give way for a small plastic replacement sheet to fit into place. Fix the seam seal use the caulking gun to apply sealant on the inner lip of the gutter segment known as the downhill. Repairing a leak on a corner gutter can be done easily and doesn t need a lot of time.

Then use a power washer or the strongest blast from your.