Step 2 tackle rust.
How to paint metal barn siding.
Treat any flash rust by rubbing paint thinner onto the surface.
Step 4 retouch.
Place a roll of painter s paper and 1 inch masking tape on the paper and tape dispenser.
Dirt can increase rust so this way you start with a good foundation.
Allow sufficient time for the primer to dry before applying the topcoat.
Tsp is technically known as trisodium phosphate and is a.
Use tsp to wash all metal surfaces to be painted.
Step 1 clean the steel siding.
If either red or white rust is evident scrape or brush away as much rust as possible and then sand lightly removing all rust before proceeding.
A new paint job was the solution.
For steel use a latex bonding primer instead of a regular metal paint primer.
Wash the steel siding with trisodium phosphate tsp and use a pressure washer.
Paint in long even strokes making sure not to overdo it.
Start at the top of the wall and across the length of the metal siding.
Work from the top down to eliminate dripping paint from ruining your hard work.
If your paint is dripping then you have too much.
When ready pour the primer into the paint container on the sprayer or pour the primer into the paint tray.
To paint a rusty metal shed you ll need to sand away the rust apply a special primer then paint it.
How to paint steel siding.
To do so sand the general area lightly and use a high quality primer to protect the exposed steel from corrosion.
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.
The first thing you ll need to do is wash your shed with warm soapy water.
A paper and tape dispenser is a convenient tool.
Step 3 paint.
How to paint a metal pole barn.
Then apply the primer to the metal siding in even strokes.