Fix Leaky Gutter Seams

For sealing and joining lap seams in aluminum or vinyl gutters and downspouts we recommend a.

Fix leaky gutter seams. No matter what the material that makes up your gutter system it is important that at every seam a sealer is applied to prevent leaking. How to repair gutter seams. There should be no more than a inch drop in the direction of the downspout. You may need to use a putty knife to scoop out leaves or other buildup.

If clips or brackets hold your gutters check for broken clips and loose or missing screws. After you ve cleaned the area place the sealant along any seams or holes before placing another part of the gutter or a new piece on top of this area. The caulk adheres quickly and as it cures it remains flexible. Water will eventually find its way.

Our gutters are aluminum that were extruded or formed on site by a contractor out of a roll of aluminum sheet. If your gutters are fastened with spikes and some spikes are loose or rusted simply hammering the spike back in isn t. Scrub away rust with a wire brush or. This is a really nice method because you can span long distances without center seams.

The butyl flex caulk applies well in cold and hot temperatures. Butyl rubber caulks marketed by dap as their butyl flex line is an excellent choice for repairing leaky gutters. Once you ve placed the new or existing piece on top add more sealant along the outside seams to lock out moisture and dirt. Lower the uphill piece back into place and press them together for several seconds to make sure you evenly distribute the caulk.

Scrubbing the crack reach your gutter by using an extension ladder. Replace all pieces that make the seam and then finish by re adding the screws. Use steel wool and gently scrub the crack to make the surface clean and stamped. Get ready to seal.

Do not apply silicone on top of silicone or on top of the old gutter sealant.