Even after pressure washing you may still find that a thin layer of dirt remains on the siding.
How to clean steel siding for painting.
The cloth will likely come up dark gray with a layer of fine soot.
Water and electricity don t mix.
Some exterior paints such as those used on aluminum siding intentionally chalk for self cleaning.
You will be working with high pressured water so you don t want any live electrical wiring.
Rinse well and observe your siding when it is clean and wet.
Soak a heavy cloth or sponge with glasswax.
You can test your siding first to see if everbrite will restore the color and finish.
Chemicals you might use on wood or vinyl siding can cause damage to steel.
Step 4 scrub steel siding.
How to clean your steel siding step one.
Step 3 fill the cleaning solution.
As an experiment rub a clean white cloth across the unwashed siding.
Wash the steel siding with trisodium phosphate tsp and use a pressure washer to rinse thoroughly.
If the paint color comes off on your hand the paint is chalking.
Wipe the surface with the palm of your hand.
Step 5 make a bleach solution.
Pick up a brush made of a soft.
Also keep a damp rag handy to clean up any wayward drips or splatter.
If a panel becomes difficult to clean continue rubbing longer but do not increase pressure.
This will help clean away all the dirt that accumulates on the steel siding.
When a panel section is clean rinse the washed panels with fresh water.
Manual cleaning is preferred.
Step 2 add detergent.
Prepare the cleaning solution.
There are a few different methods of doing this depending on how good of a job you want to do how much time and energy you have and how large of an area you are doing.
How to wash steel siding.
Step 1 turn off power to any outdoor lighting.
Clean an area of your siding with a mild detergent like dish soap and water.
Scrub away dirt scrub brushes are ideal for cleaning your steel siding.
Beginning at the bottom portion of a panel section wipe in a left to right motion until clean.
If you are striping a small area then you can do very well with a bucket of water that has some bleach and tsp in it.
A wire brush is another good tool for removing paint that accidentally contacts stone or masonry.
If it looks good when it is wet everbrite will restore the color and finish.
Step 1 clean the steel siding.
When painting with a brush brush towards the unpainted area and then back into the freshly painted wet surface to prevent lap marks.
The first step includes cleaning.