However don t use muriatic acid which is commonly suggested because it can stain or bleach many colors of brick and cause aluminum window frames to corrode.
How to remove aluminum siding stains from brick.
Dip a sponge into the solution and apply it to the stain.
How to remove deck stain from aluminum siding hunker.
How to remove aluminum siding oxidation from brick step 1.
Mix strong detergent such as trisodium phosphate tsp with warm water in a plastic.
Brick areas that are stained by chalk run down should be scrubbed with a stiff brush and detergent.
Mix 1 3 of a cup of laundry soap and 6 gallons of water.
Mix baking soda and dish soap to form a paste.
Professional cleaning may be required to remove this staining.
Saturate a rag with mineral spirits.
Your local brick dealer probably carries these products.
Removing stains from brick caused by siding using acid and power washing is a great way to get your house or building looking new again.
Mix one part bleach with one part water.
Scrub at the stain turning and rewetting the rag frequently.
Clean the surface of the aluminum siding with a water sprayer.
I d say the first thing to do would be to eliminate the source of the problem either repaint replace or seal the siding.
Hope it helps someone else because there really isn t much out there on this.
The white chalky film that sits on your brick right next to the aluminum siding is oxidation.
Put on a pair of latex or rubber gloves.
Dec 29 2015 combining brick and siding on a home s exterior looks nice but can cause a few extra maintenance chores for the homeowner.
Here is a quick how to video for removing oxidation from brick on an old house.
Rinse the stained area with a hose to remove large pieces of dirt and debris.
Instead several brick cleaners are available that because of special buffers work well without the staining problem.