Dale in the Flat Lands:----- Politics is supposed to be the second-oldest profession. I have come to realize that it bears a very close resemblance to the first. ~Ronald ReaganSteve Wilson wrote:
I was originally thinking he meant asphalt shingles too. But I looked up asbestos shingles and they looked to be a concrete shingle. I didn't think asbestos was used in anything anymore.
I don't think bird droppings would have any effect on an asphalt shingle, other than make them ugly and I wouldn't use a power washer on an asphalt shingle either. They are too delicate and would probably be cut up by the power washers spray.
Steve
On 8/11/2012 8:33 PM, wired wrote:
Do you mean that you have "asphalt shingles" instead of "asbestos shingles"? A power washer would be too powerful on asphalt shingles.
--- In DoIt_Yourself@yahoogroups.com, "Bill Z" <devilsadvacat@...> wrote:
>
>
> I have been thinking about using a wire brush to
> remove the pidgeon crap that is all over the
> shingles on some sections of our house.
>
> It is mostly on top of our front porch.
>
> There is also a lot of green moss & dirt betweeen the
> shingles and I wonder if removing all this will cause
> more problems than it solves ?
>
> In other words ....
> Does pidgeon crap and moss deteriorate asbestos
> shingles if it is left on them indefinitely ?
>
> Bill Z
>
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