Heavy oxidation on metal siding

Heavy oxidation on metal siding of Mobile home. Who’s got what for chems and best agitating methods?

That can be tricky as it’s not the same as vinyl… the powder coat is failing and there’s a chance you’ll remove it all together (I may be wrong). For vinyl I’d use a purple degreaser and scrub with a rag clipped to a brush on an extension poles. I’d personally walk away from this one. Tbh I’d walk away from any oxidation removal job, but that’s just me.

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@anon37135677 very close family…

I personally don’t want anything to do with repairing oxidation, customers from my experience expect “like brand new” results witch is hardly ever the case with oxidisation.

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Is the plan to repaint the home after washing or are they hoping to fix the issue with your services?

Maybe try a test spot on the bottom piece of siding on the rear of the home. See the result and go from there.

Improve what’s there not expecting “like new”

A s a paint prep, weve suggested TSP and SH as a prewash. Sprayed on, dwell , then scrub with a bristle brush, rinse well and check when dry. But more often than not this can take spots down to bare metal.

I see. Unfortunately, as @Greenman stated, often times with oxidized metal you will completely strip the coating off and leave bare spots. It can actually happen pretty easily, too. However, there’s no laws against trying but I would suggest that you do a small test area (maybe 1’x1’) of whatever process you decide to use if you take on the job. Hopefully someone with more experience than me will chime in. Good luck with it!

I’ve seen a guy take his 60k aluminum horse trailer that he was getting ready to sell . It had heavy oxidation/chalk on it, They sprayed that LA totally awesome on and melted 80% of the paint off down to bare metal.
Not trying to scare you , but just be careful.

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I want to say @Racer tried the la awesome stuff on gutters one day and it stripped all the paint off also.

Good memory man. We all have heavy chems that will due damage, ya just gotta know how and when to use it. That’s my point. Rick knew exactly where to use it and exactly how to take care of it. That old coot has a giant noggin full of knowledge and experience that most of us will never obtain, Great guy to follow on here for sure. He washes the wrong stuff but us rubber scrubbers don’t hold that against him ,Haha.

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So general consensus is walk. All I needed to hear. Everyone saying same thing is hard to ignore…

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We all need work man, Its just some ppl on here don’t need that kind and have way more on their plate to due that particular job, no offense to them.
Me on the other hand take those diamond in the ruff type of jobs, I wash what rolls on rubber, so we have completely different washing methods, But I don’t fleet wash per say, We wash then, polish and do a more catered job. So what I’m saying is , How hungry are ya ? And set their expectations of it not looking great afterwards and may need painting, I’d get that in writing. Because it is a higher risk with the oxidation, Lots of folks on here won’t wash a dark colored house for those same risk factors.

That’s a for sure, had my brother in law wash my trailer about 6 years ago and he brought out all the oxidation and bare metal in some spots. He used oil-eater that’s why I had bare metal spots. But in his defense he don’t know crap and does mobile detailing the hard way.
I about died when he said he used oil-eater in some spots. I used that stuff in the oilfield so I knew it was to strong for my house. But being on here searching and listening to these guys I have learnt a thing or 2 but not all like these other guys. Just take note to what they say especially @Racer @dperez @Hotshot @Greenman and several others im forgetting.

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