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Rick Brandt
 
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Default Power Washer Power

Saml wrote:
Got vinyl siding which is in need of a wash to get rid of dirt and
some greenish mold. I like the idea of having my own power washer
since there are other occasional light jobs where it would be handy.

Can I wash the second story from the ground with one of the 1750 PSI
electric models that Home Depot and Lowes sell for around $170? (Power washing
from a ladder doesn't seem much fun, and the wife
worries...)
If 1750 PSI isn't enough, how much is enough?

Thanks, Sam


In my experience (I've done my house 3 or 4 times) a garden hose is enough if
all you are removing is dirt. However if you are trying to remove that small
black mold that forms in the "grain" or anything stuck tight like bird crap then
you need to get *close* even with a good power washer.

The unit I used was a 3250 PSI and with the "green" nozzle (second strongest) I
still had to get within a few inches to get the siding really clean of the
tougher stuff.