Some people use acrylic latex paint which is not designed specifically for galvanized metal so you will want to prime the surface before painting.
Painting over metal siding.
The best way to get this siding clean is to power wash it.
Tools and materials gloves abrasive sponge pressure washer bucket 2 gallon random orbit sander wet dry vacuum with hepa filter safety goggles ladder.
Repeat the procedure until you cover all the steel siding.
A new paint job was the solution.
Paints that are made for galvanized surfaces will require less prep work and will adhere better than other kinds of paint.
Use the ladder for painting the steel siding on the top and using the roller paint in a horizontal direction.
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.
Expect to pay the premium for good paint.
Wait for this layer of paint to dry and then apply a second coat.
The key to painting aluminum siding is to get it really clean and to use 100 percent acrylic latex paint.
As with all exterior painting projects proper surface preparation is the key to restoring your metal siding.
The first sign that this is beginning to happen is a loss of the glossy look that new siding has.
Check the label to be sure it s recommended for metal siding.
Step 4 retouch after the first coat of the paint dries start off with the second coat.
Find metal exterior paint at lowe s today.
When this happens the metal is exposed to the elements and will start to eventually rust.
Pre finished metal siding is siding that has already been painted and while this coating lasts a long time it will eventually erode away.
Apply the acrylic paint to the wall on top of the primer in the same way you applied the primer to the metal siding.
However over time the original paint coat of the siding had developed a chalky film caused by the old paint film wearing away.
Cleaning of the surface can be done by hand washing with warm soapy water or with the use of a high pressure washer 2500 psi minimum.
Once dry remove the plastic sheeting and masking tape.