Primer For Galvanized Gutters

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Primer for galvanized gutters.

New galvanized gutters new galvanized metal usually has a thin invisible film that causes paint problems. Once the metal has been cleaned and is dry prime it using an exterior multipurpose latex primer or a latex primer that is made specifically for galvanized metal. Galvanized gutters galvanized metal is iron or steel that has a thin coating of zinc on it to help prevent rusting and it is commonly used for gutters downspouts and flashing. On older galvanized metal surfaces where the zinc coating has begun breaking down known as white rust use a wire brush or fine sandpaper to remove the chalky film before cleaning it.

Apply the primer over all areas of the gutter with a large paintbrush. For the best possible paint job it s wise to apply a corrosion resistant metal primer to galvanized gutters and downspouts but if no rust was found a primer isn t absolutely necessary if you are applying 100 acrylic latex paint. Allow the first coat of primer to dry and apply a second coat. Use a latex based primer.

Galvanized gutters particularly the zinc coating on the gutter should hold up for decades before there are any signs of corrosion. They are available in 10 and 20 lengths in both k style and half round galvanized rain gutter profiles.