If you re using a dark color to paint your door use the grey glidden primer formula or have the paint store add grey to the white glidden formula.
How to paint metal sliding door frame.
Use the multi purpose cleaner to clean the doors and sliding track really well.
Sand the door frame with medium grit sandpaper to remove old paint grease and dirt.
Remove the door if possible and cover any parts of the door you do not wish to paint.
If you want to paint sliding doors of any type the strategy is all the same.
Spray a light even coat of spray primer over all the metal parts of the doorframe.
Tape off the outside border of the door frame with more wrapping paper.
Rustoleum makes good paints to cover metal surfaces.
If painting over a previous coat of paint consider applying primer to the entire door frame.
Cover the floor with an old sheet.
Move the sliding section about an inch from the edge of the jamb and paint it in the same order.
Spray the surface of the aluminum door with self etching spray primer or primer formulated for clean metal.
Mask off the glass part of the mirror door with paper then spray paint primer on the metal frame around the door then.
Roll on one coat of glidden primer on the flat surfaces of the door.
Then apply a good primer and then a couple of coats of the color of paint of your choice in an exterior paint.
Sand with fine grit and finally extra fine grit sandpaper.
Use a sanding block or an orbital sander to strip the steel.
Following the sequence illustrated above and beginning with the stationary panel paint one vertical edge then paint the top of the frame.
Secure old wrapping paper to the border of each piece of glass with painter s tape.
Hold the nozzle about 8 inches from the door.
Lightly sand the door then wipe it down to remove any lingering.
If they are metal steel sand lightly to get rid of any dust etc.
Keep the can in motion spraying in slow.
Any good brand of paint for wood might be behr sherwin williams and others.
Use an angled brush to paint any recessed panel areas let dry.
Leave the sliding section open until the paint dries.
Thoroughly clean the door with a degreaser.