Quote:
Originally Posted by Austin85
Thinking about the drains... So what if I didn't install drains? Keep sunroof closed in the rain. What moisture accumulates in the rails when it is closed?
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As we can be reasonably sure that Mercedes did not assume the purchasers of its cars would be driving them in the rain with the sunroof open... I think it is safe to conclude that the sunroof drains are there to channel away the inevitable moisture that will make its way past the sunroof seals....
