Aluminum Siding Looking Chalky

This oxidation can t be removed by power washing alone.
Aluminum siding looking chalky. While aluminum siding is rigid and holds up well to the environment chalk will show up eventually. Over time the aluminum siding builds up mildew and can begin to look chalky or the paint color may fade. There are several steps in dealing with a chalky surface to ensure a long lasting paint job. This substance if not removed will affect how well the paint can adhere to the siding.
I recently found out that aluminum siding oxidizes over time giving it a chalky appearance. Chalky metal siding is harder to keep clean dust and dirt will stick on the chalk and is difficult to wash off taking away from the appearance of your home. You can check for a chalky surface by simply running your hand across the surface of the siding and taking a look at your palm. Like using homemade deck cleaner with borax there are eco friendly alternatives for cleaning without bleach or store bought chemicals.
The uv rays from the sun breaks down the paint fades aluminum siding and creates chalking. One of the hardest surfaces to prep is a aluminum or vinyl siding that is chalky. If your hand is chalky then you have to remove the chalk before you paint. The best way to address these issues is to repaint the siding.
The siding must be clean to. Although it seems like a big job getting rid of the chalk is surprisingly easy. Banish light mildew mold and chalky build up from aluminum siding by cleaning with trisodium phosphate or borax. In fact power washing can leave streaks and make it look even worse.
The problem however is that this product experiences corrosion especially in areas of high humidity or salty ocean winds. Chalk removal raises the value of the home and is much less expensive than siding replacement. Chalk occurs on aluminum siding due to aging and weather effects. Remove mold from aluminum siding with borax.
Do you live near the ocean. Living by the ocean is wonderful walks on the beach beautiful sunsets and other special reasons why you love the ocean. Trisodium phosphate is powerful so be cautious. It is advertised as low maintenance.