Water based paint is not recommended for metal that will be immersed in water acids alkalis or solvents.
Painting steel barn siding.
Rustic exterior exterior siding cottage exterior exterior remodel vintage design rustic design style at home metal siding barn siding mountain timber home showcases energy efficiency energy efficiency was the goal but reclaimed materials and an eye for detail give this montana mountain timber home a little funk.
A new paint job was the solution.
Start at the top of the wall and across the length of the metal siding.
Water based paint forces moisture up to the surface and replaces it with rust proof chemicals to seal the surface.
Prime all surface areas to be painted with an acrylic direct to metal primer.
Prepare surface according to surface preparation instructions.
The homeowners hated the look but the metal was still in decent shape and they didn t want the expense of re siding the entire house.
Then apply the primer to the metal siding in even strokes.
Manufacturers advise applying at 50 degrees f and rising with no rain in the near term forecast.
Put on your safety goggles and a fine particle mask.
Use your airless paint sprayer to prime all large surface areas.
You can also use oil based alkyd paint but.
Make sure surface is clean dry and sound.
Application paint only when surface and air temperatures are 50 90 f 10 32 c.
Use a paint paddle to stir paint up from the bottom of the can.
When ready pour the primer into the paint container on the sprayer or pour the primer into the paint tray.
The aluminum siding was a shade of beige that had aged into a dull mustard tone and the trim was a rust colored reddish brown.
You may see a slight watery sheen on the top of the paint.
To ensure uniform color intermix all containers of the same color.