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David David is online now
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Join Date: Apr 2002
Location: Houston (Clearlake), TX
Posts: 11,371
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I've had good success with bleach using an Ortho sprayer and then rinsing with just water about 15 minutes after the bleach. I was able to hit the side of the house about 25' high.

https://www.homedepot.com/p/Ortho-Dial-N-Spray-Hose-End-Sprayer-0841001/204758731
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2014 Cayman S (track rat w/GT4 suspension)
1979 930 (475 rwhp at 0.95 bar)
Old 09-24-2019, 12:47 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #10 (permalink)