A popular home improvement cleaner especially for outdoor power washing projects used to be trisodium phosphate tsp.
Cleaning aluminum siding with tsp.
Rinse off the section with clean water.
It wasn t so long ago that trisodium phosphate tsp was a go to choice for tough cleaning jobs especially on exteriors.
Mix 2 ounces of tsp into a gallon of warm water in a chemical sprayer.
Like using homemade deck cleaner with borax there are eco friendly alternatives for cleaning without bleach or store bought chemicals.
You will be surprised at how dirty this second batch of water is.
Diluted in water and applied often with a stiff scrub brush it can remove.
Mix approximately three tablespoons t s p.
Several applications in succession of a mild solution of t s p.
Trisodium phosphate is powerful so be cautious.
Remove mold from aluminum siding with borax banish light mildew mold and chalky build up from aluminum siding by cleaning with trisodium phosphate or borax.
Try mixing up fresh tsp water solution again and re scrubbing it.
Cleaning aluminum siding can be done with trisodium phosphate or t s p.
Scrub down the section with a prepared tsp water solution.
Tsp is a powerful cleaner that i use for all sorts of tough jobs from scrubbing our tile floors and kitchen cabinets before painting to washing aluminum siding.
It doesn t have any odor and doesn t suds up like other cleaners.
With a bit of preventative maintenance this type of siding is more likely to be trouble free for many years to come.
Move on to the next section below that one.
And warm water should get the job done.