Inspect the siding for mildew powdery paint pigment and mildew.
Old house painting steel siding.
Be sure to remove any caulk where the siding overlaps as old houses need to breathe.
The best way to get this siding clean is to power wash it.
It also helps to peel away the previous paint on the steel siding leaving it neat and clean.
If there is any rust on the steel apply a rust converter over the siding which will turn the rust into a black substance you can easily clean off.
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.
Tsp is a caustic substance that can burn your skin.
Cover ground and nearby shrubs with drop cloths.
Restore the original color and finish instead.
To clean steel siding add trisodium phosphate or tsp to the paint sprayer and clean off any grime with it.
Begin by thoroughly cleaning your siding of all loose dirt chalk and other contaminants.
Expect to pay the premium for good paint.
Pull out loose nails and renail using stainless steel siding nails.
When this happens the metal is exposed to the elements and will start to eventually rust.
However over time the original paint coat of the siding had developed a chalky film caused by the old paint film wearing away.
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.
I would use the red rust oleum primer the oil based primer and i would let it thoroughly dry after you knock off all the loose paint and sand it and make sure the surface is ready to accept it.
Rub siding with cloth to check for powdery paint pigment and mildew.
That s pretty much one of the best metal paints of all.
Strip the old paint go to our paint stripping page we decided to strip the paint to give us the best chance of producing the longest lasting paint job.
If lead is present contact a licensed lead abatement specialist.
Step 2 protecting other areas.
This is followed by fading and thinning of the color.
Wash the steel siding with trisodium phosphate tsp and use a pressure washer to rinse thoroughly.
You can easily restore the original color and finish to look new again without all the problems of painting.
The first sign that this is beginning to happen is a loss of the glossy look that new siding has.
Do this as soon as any spots start to show the steel underneath or do it a little sooner if you are trying to sell your house.
Or you could wash it by hand with tsp or a similar product available at home centers and paint stores and rinse it thoroughly.
This will help clean away all the dirt that accumulates on the steel siding.
There is a great alternative to re painting your metal siding.
Create your solution and clean the siding.
As with all exterior painting projects proper surface preparation is the key to restoring your metal siding.
Test old siding paint for lead using a lead test kit.
Check the label to be sure it s recommended for metal siding.
Step 1 clean the steel siding.
That is how you can get the paint to adhere to steel siding.
The first step includes cleaning.