Quote:
Originally Posted by winterh
I use 2 on my big permanent dock but I question the need every year. I guess they can't hurt. Previous owner was there for 40 years and never used one.
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As Lakegeezer mentioned below, the circulators provide more protection from the ice heaving pilings and or posts posts as water levels change, and as the ice and associated weight build around the pilings and or posts.
Quote:
Originally Posted by Lakegeezer
In the spring, when the melt starts, you want the posts free from the ice so that the ice doesn't lift your dock up as the water level rises.
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