Softwashing next to roof?

[dcbrock]

I may have my first siding softwash job soon. One section of the house is above a roof overhang, will a light Dawn/bleach solution spot the roof shingles? How do I prevent that?

[Sharpe]

[SchertzServicesLLC]

Dang!

[DavisPW]

You’ll be fine, it’s typically not strong enough to spot the roof. Instead of using dawn try using elementor. Also remember to use the search bar before asking questions. Lots of answers there.
https://pressuretek.com/elemonator/

[dcbrock]

Hard to search for something I’ve never heard of, but thanks for the advice.

[DavisPW]

It’s no problem. This is one I did yesterday and it had my HW mix all over it. It came out fine.

[dcbrock]

Perfect, thanks. Pretty much what I’m looking at but the front of the house.

[bluewave18ft]

as said already HW isnt strong enough to clean the shingles enough to see

[Sharpe]

@DavisPW

Instead of using dawn try using elementor.

Did I ruin this siding?

I’ve soft washed many many houses with little problem, it’s always rinsed perfectly and left it looking great. Last week I have a job with dark siding and mistakenly set the proportioner to too much sh (12.5%) and when it rinsed off it looked fine but when it dried it looks terrible. I’ve tried reapplying at lower concentrations, scrubbing, degreasers, and a magic eraser. Nothing seems to help. The water I’m using is very iron rich from a well (if that matters?). It’s vinyl siding and is about 3…