Sanding Aluminum Siding Before Painting

Work a paint scraper from every direction keeping the blade flat against the wood so you don t create gouge marks.

Sanding aluminum siding before painting.

Wash any areas where you have repaired the siding before proceeding. If a section has more severe damage you may need to replace it with a new section of aluminum siding. Thoroughly clean the aluminum and let dry. Potential of siding damage water injected under siding or dirt remaining on house.

Sand down the siding. The best way to address these issues is to repaint the siding. Apply paint multiple coats and. There are ways to safely clean your house before painting using a pressure washer including using lower psi pressure washers widening the spray and standing at least two feet back.

2 to 4 hours per 100 square feet of siding before you paint aluminum siding clean the surface thoroughly and prime the siding with one coat of acrylic primer. Another way to prepare the siding is by sanding it down to clean up the surface. Then paint with two coats of acrylic paint. Then prime the aluminum with an oxidizing primer made specifically for metal which will help inhibit rust from forming in the future.

You need to scrape off peeling and flaking paint and then chisel out any old caulk lines and apply new ones. If you notice any peeling paint scrape it away to make the siding smooth. Over time the aluminum siding builds up mildew and can begin to look chalky or the paint color may fade. Pound in any protruding nail heads.

Sand the metal surface with coarse then fine grit sandpaper. You want the absolute best adhesion surface for your paint. Start by sanding the surface with 80 120 grit sandpaper or wire brushes which will give the primer and paint something to hold on to. Make sure you sand down in only one direction.

Use a scraper to remove loose paint from the siding working from every direction. You may want to use rough sandpaper 80 grit and then gradually finish with fine sandpaper 220 grit to even the surface. As mentioned before 100 percent acrylic latex paint is the best paint to use to paint aluminum siding. Required tools for this how to paint aluminum siding project have the necessary tools for this diy project lined up before you start you ll save time and frustration.

In this video toh expert shares his tips and demonstrates how you clean and prepare the surface for painting. There s still more preparation to address before painting aluminum siding. Support wikihow today for just 0 99.