How To Paint Chalky Aluminum Siding
This substance if not removed will affect how well the paint can adhere to the siding.
How to paint chalky aluminum siding. If your siding is horizontal paint left to right. Once everything is clean and dry you re ready to apply your primer. Sand down the siding with 150 grit sandpaper before you apply the primer or the paint. If vertical paint up to down.
This is called chalking and it means your siding will need a primer. Paint aluminum siding with acrylic. This oxidation that occurs on aluminum siding results in the build up of a chalk like substance on the siding itself which can easily be seen by wiping your hand across the aluminum. To test the dryness of your paint touch the siding with your finger in an inconspicuous area.
Check the label to be sure it s recommended for metal siding. This ensures even coats and will prevent you from missing any spots. In a nutshell you need to start with a clean palette. However you may find this too time consuming so cleaning with a pressure washer will likely work well enough to get ready to paint.
Use it on the siding and you may find that using this sands down to the bare metal which would be the ultimate prep job. The key to painting aluminum siding is preparation and priming. Read on to find out more. Then follow up by two coats of acrylic topcoat paint.
Or you could wash it by hand with tsp or a similar product available at home centers and paint stores and rinse it thoroughly. Apply one coat of acrylic primer. The key to painting aluminum siding is to get it really clean and to use 100 percent acrylic latex paint. Expect to pay the premium for good paint.
After your siding dries. Here s where a lot of people make a mistake. Have you ever wondered if you can paint aluminum siding. The best way to get this siding clean is to power wash it.
If the paint no longer feels tacky or sticky it s completely dried.