Cream of tartar otherwise known in the science world as potassium hydrogen tartrate is another slightly acidic and useful cleaner.
Cleaning aluminum siding and gutters.
Spray this mixture on remaining spots.
A stabilizer bar is a good choice because it will keep the ladder s weight on the roof or wall and off the gutter.
It s not uncommon to have a mildew problem on aluminum siding depending on where you live.
Wipe down the exterior of your gutters with this gentle yet effective buffing agent.
All the grime should flow right off.
Rinse the gutters with a hose.
Use a sprayer attachment if you have one and spray the gutters from the ground to rinse them.
Create an aluminum polishing paste from cream of tartar and water.
Spray a five to ten foot section at a time because otherwise the gutters may dry before you have cleaned them.
Turn the nozzle to rinse and give them a thorough shower.
To clean aluminum siding having mildew use a solution of one part bleach and four parts water.
If mold or mildew is the culprit spraying with a bleach solution will remove it.
Be careful of electrical lines and trees.