Starting low and gently working your way up is the safest bet.
How to clean aluminum siding with pressure washer.
How to clean aluminum siding with a power washer the correct way.
Hand washing aluminum siding usually will remove any dirt or grime still remaining.
If you re using a traditional chemical sprayer pump the tank until you feel resistance.
And in some cases it isn t.
Put on your protective gloves safety glasses and face mask before you start spraying.
Use either a pressure washer on the low pressure setting or a traditional garden hose to dislodge the grime.
But there are some.
Once you gather the cleaning tools begin rinsing the siding with warm water first.
With the ryobi chemical sprayer you just pop in a battery and turn it on.
Spray tsp onto wet aluminum siding.
A pressure washer can quickly ruin vinyl siding by cracking it with the high pressure stream of water so it s necessary to know which pressure level and nozzle to use.
Power washing on high pressure may dent your aluminum siding.
Use a bucket of warm water with spic and span 409 or any other all purpose cleaner along with a long handled soft bristled brush and begin scrubbing any dirt or grime still remaining.