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