Every pond is different. I had a clients pond winterkill with a few inches of snow on it, cloudy/foggy days and no wind for 2 weeks with a windmill aerator. How old is the windmill system?


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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).