Thanks, but the possibility of muskrats chewing into the foam bothers me. I did a price comparison to the floats from Dockbuilders and I'd probably be $$ ahead by using them in the first place if you count the extra material and labor (i.e time) that the barrels required.

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3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).