Mainer, set the winter diffuser 1/4 the max depth of the pond, within about 20 feet of the shoreline. NOT in the deepest part of the pond. That is where the diffuser for the summer goes.


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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).