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Old February 10th 17, 03:56 PM posted to
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Default Pigeon poo protection

On 09/02/2017 18:41, Brian-Gaff wrote:

I have to say that certainly under the encrusted ' 'Guano' was a heck of a
rusted away self tapping screw in a and the unit had a couple of elements
missing so one can deduce that the screws seem to be particularly
susceptible to the acid in the **** one supposes.

Pigeon poo or galvanic action/corrosion because the screw was a
different metal to that of the rest of the aerial

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