Best Way To Clean Metal Barn Siding For Painting

Allow it to dry for two or more days before continuing.

Best way to clean metal barn siding for painting.

Mix 1 3 cup laundry detergent to 6 gallons of water. While a power washer might be a little too aggressive for wood or vinyl unless you re a professional it s the best tool for cleaning steel siding. For aluminum siding use a pressure washer set on low to spray the metal siding and rinse the rust off. Use tsp to wash all metal surfaces to be painted.

Tsp can burn skin and irritate eyes. As an experiment rub a clean white cloth across the unwashed siding. Even after pressure washing you may still find that a thin layer of dirt remains on the siding. Galvanized metal roofs shed more easily than shingles or tiles and this makes them useful in places where leaf acorn and pine and.

Then rinse off the siding again with clean water. Put on safety goggles fine particle mask long sleeve shirt and rubber gloves. This will be the cleaning solution to clean your steel siding. Add liquid soap to the water to get the grime off.

The cloth will likely come up dark gray with a layer of fine soot. Tsp is technically known as trisodium phosphate and is a strong cleaner that removes dirt and wax on metal. How to paint a galvanized metal roof with sherwin williams. Step 3 fill the cleaning solution fill your power washer with the cleaning solution.